Fixing Windows 10 stuck at “Preparing Security Options”

MySearchDial is a browser hijacker that typically comes bundled with free software on the internet. This web platform designed for searching the internet and offers the installation of its software. This software injects itself into browsers and gains access to your settings, browsing data & user information. This data is distributed to the ad providers without limitation. While covered by their EULA, most users will be unaware of what they agree to with checkboxes selected by default. The software also adds a huge amount of registry keys and links throughout the operating system. Since the software injects itself into many personal files, removing the software results in a total reset of your browser settings. For these reasons MySearchDial is classified as potentially unwanted and is flagged for removal by a number of internet security utilities.

About Browser Hijackers

Browser hijacking is a common type of online fraud where your internet browser configuration settings are altered to allow it to carry out things you do not intend. Practically the majority of browser hijackers are created for marketing or advertising purposes. Usually, hijackers are designed for the benefit of online hackers usually through income generation that comes from forced ad clicks and website visits. Even though it may seem naive, these tools are designed by vicious individuals who always look to take full advantage of you, so that hackers can make money from your naive and distraction. Some browser hijackers are designed to make certain modifications beyond the browsers, like altering entries on the computer registry and letting other types of malware further damage your computer.

How you can know if your internet browser is hijacked

There are several symptoms that point to browser hijacking: 1. your browser’s home page has been reset to some unfamiliar website 2. your web browser is constantly being redirected to pornography websites 3. default online search engine is changed 4. discover new toolbars that you simply didn’t add 5. you observe lots of pop-ups on your computer screen 6. your internet browser has become unstable or starts running slowly 7. you’re blocked to access the websites of security solution providers.

So how exactly does a browser hijacker infect a PC

Browser hijackers can enter a computer in some way or other, including via file sharing, downloads, and e-mail also. They could also come from add-on applications, also called browser helper objects (BHO), web browser extensions, or toolbars. Other times you may have inadvertently accepted a browser hijacker as part of an application package (generally freeware or shareware). Examples of popular browser hijackers are Fireball, Ask Toolbar, GoSave, CoolWebSearch, Babylon Toolbar, and RocketTab. The existence of any browser hijacker malware on your system might significantly diminish the web browsing experience, track your internet activities that lead to severe privacy concerns, degrade overall system efficiency, and lead to software instability as well.

Getting rid of browser hijackers

Some hijackers could be removed by deleting the free software they were included with or by removing any add-ons you have recently added to your computer system. But, most hijackers are hard to remove manually. Regardless of how much you attempt to get rid of it, it can return over and over again. On top of that, manual removal needs you to execute many time-consuming and complicated actions which are very difficult to carry out for rookie computer users.

Can't Install Safebytes Anti-malware because of a Virus? Do This!

All malware is bad and the effects of the damage could differ based on the specific type of malicious software. Certain malware types alter web browser settings by adding a proxy server or change the PC’s DNS configurations. When this happens, you’ll be unable to visit certain or all sites, and therefore not able to download or install the required security software to remove the malware. If you’re reading this now, you may have probably recognized that virus infection is the reason for your blocked web traffic. So what do if you need to download and install an antivirus application like Safebytes? Although this kind of problem can be difficult to circumvent, there are a few actions you can take.

Install the anti-virus in Safe Mode

If the malware is set to run at Windows startup, then booting in Safe Mode should prevent it. Only minimal required programs and services are loaded when you start your computer or laptop in Safe Mode. To launch your Windows XP, Vista, or 7 PCs in Safe Mode with Networking, do as instructed below. 1) Press the F8 key repeatedly as soon as your computer boots, but before the big Windows logo or black screen with white texts shows up. This will bring up the Advanced Boot Options menu. 2) Use the arrow keys to choose Safe Mode with Networking and press ENTER. 3) Once you get into this mode, you should have access to the internet once again. Now, get the virus removal application you need by using the internet browser. To install the application, follow the guidelines in the installation wizard. 4) As soon as the application is installed, let the scan run to remove viruses and other malware automatically.

Utilize an alternate web browser to download an anti-malware program

Malicious program code might exploit vulnerabilities on a specific internet browser and block access to all anti-virus software websites. If you appear to have a virus attached to Internet Explorer, then switch over to an alternate browser with built-in security features, such as Chrome or Firefox, to download your favorite anti-malware program – Safebytes.

Run antivirus from a pen drive

Another approach is to download and transfer antivirus software from a clean computer to run a virus scan on the affected system. Abide by these steps to run the anti-virus on the affected computer system. 1) Make use of another virus-free computer to download Safebytes Anti-Malware. 2) Plug the Flash drive into the clean computer. 3) Run the setup program by double-clicking the executable file of the downloaded software, with a .exe file extension. 4) When asked, select the location of the USB drive as the place where you would like to store the software files. Follow the on-screen instructions to finish the installation. 5) Transfer the USB drive from the clean computer to the infected computer. 6) Double click the Safebytes Anti-malware icon on the thumb drive to run the application. 7) Click on the “Scan Now” button to start the virus scan.

SafeBytes Anti-Malware Features

In order to protect your computer or laptop from many different internet-based threats, it is very important to install an anti-malware application on your PC. However, with countless numbers anti-malware companies in the market, nowadays it is actually difficult to decide which one you should purchase for your PC. Some of them do a good job in getting rid of threats while some will damage your PC themselves. You have to choose a product that has got a good reputation and detects not just computer viruses but other sorts of malware too. When considering commercial antimalware software options, most people choose well-known brands, such as SafeBytes, and are very happy with it. SafeBytes antimalware is a highly effective and easy-to-use protection tool that is ideal for end-users of all levels of IT literacy. Using its outstanding protection system, this tool will instantly detect and remove most of the security threats, including viruses, adware, browser hijackers, PUPs, trojans, worms, and ransomware. SafeBytes carries a plethora of amazing features which can help you protect your laptop or computer from malware attack and damage. The following are some popular features found in this software program: Real-time Active Protection: SafeBytes gives complete and real-time security for your personal machine. They’re highly effective in screening and getting rid of various threats because they’re constantly revised with the latest updates and safety measures. Most Reliable AntiMalware Protection: Safebytes is made on the very best virus engine in the industry. These engines will identify and remove threats even during the early stages of a malware outbreak. Internet Security: SafeBytes gives an instant safety rating on the pages you’re going to visit, automatically blocking risky sites and making sure that you’re certain of your safety while browsing the net. Lightweight: SafeBytes provides total protection from internet threats at a fraction of the CPU load because of its advanced detection engine and algorithms. 24/7 Online Tech Support: Support service is readily available for 24 x 7 x 365 days through email and chats to answer your queries.

Technical Details and Manual Removal (Advanced Users)

If you wish to manually remove MySearchDial without the use of an automated tool, it may be possible to do so by removing the program from the Windows Add/Remove Programs menu, or in cases of browser extensions, going to the browsers AddOn/Extension manager and removing it. You will likely also want to reset your browser. To ensure the complete removal, manually check your hard drive and registry for all of the following and remove or reset the values accordingly. Please note that this is for advanced users only and may be difficult, with incorrect file removal causing additional PC errors. In addition, some malware is capable of replicating or preventing deletion. Doing this in Safe Mode is advised.

The following files, folders, and registry entries are created or modified by MySearchDial

STOP 0x00000000 Error Code - What is it?

Stop 0x00000000 error code is a type of a Stop error popularly known as a blue screen of death error code. This is a critical error. It can pop up while loading or using the Windows program on your PC. When this error occurs, the computer screen turns blue and you, the user, get locked out of the program. Furthermore, it can also result in sudden system shut down or system freeze. If not fixed timely, the error may start to pop up more and more frequently which then may lead to complete system corruption and system crash.

Solution

Error Causes

The two most common causes for the STOP 0x00000000 error code are:

• Malware infection
• Registry corruption

This is a fatal system error and must be resolved immediately. Delay may lead to system crashes and data loss. And recovering lost data is not easy.

Further Information and Manual Repair

Though this is a fatal error the good news is that it is easy to resolve. To repair the STOP 0x00000000 error on your system, here are some methods that you can try:

Method 1 - Use System Restore to Bring Your Computer Back to its Previous State

To resolve this error on your system, try using the System Restore tool. Use this tool to bring your computer back to its previous state. The Windows System Restore utility is one of the most valuable recovery tools. To use it, simply type System Restore in the search box. Once you find it, click on it and select a restore point to bring your PC back to its normal state. To activate changes, reboot the PC.

Method 2 - Scan for Viruses

If the underlying cause of the Stop 0x00000000 error code is related to malware infection, then you must download a powerful antivirus to resolve it. Run it to scan your entire PC. Make sure you remove all types of malware including adware, spyware, viruses, and Trojan. Once your PC is malware-free, the error will be fixed in no time.

Method 3 - Clean and Repair the Registry

The registry is an important part of the PC. It stores practically all the activities you perform on your system. It saves all the files including both important and unnecessary files such as junk files, cookies, internet history, bad and invalid entries. If these obsolete and unnecessary files are not deleted frequently and keep on accumulating it takes up all the registry space and corrupts it. This results in registry errors like runtime and BSoD errors and sometimes may also lead to disk fragmentation. To resolve it is advisable to repair the registry. This can be done manually but that will take too much time and also require technical expertise. However, another way to resolve it is to download Restoro. This is a user-friendly PC Fixer with a powerful registry cleaner. It removes all obsolete and unnecessary files, cleans the registry and repairs the damaged files, thereby removing the error right away. Click here to download Restoro and resolve Stop 0x00000000 today!

In Installing or upgrading your Windows 10, there really is no guarantee that everything will go smoothly as there are times you encounter errors like the “ We couldn’t install Windows 10, 0x8007002C - 0x400D ” error message among other Windows update/upgrade errors. When you encounter this particular error message you will the following message on your screen:

 “We’ve set your PC back to the way it was right before you started installing Windows 10. 0x8007002C-0x400D The installation failed in the SECOND_BOOT phase with an error during MIGRATE-DATA operation”

This kind of Windows upgrade error indicates that some of the files needed for the installation are locked out for some reason and that Windows was not able to migrate them to a new version. It could be that your computer does not have sufficient space for those files. Thus, no matter how many times you try to upgrade your computer, you always end up going back to the previous version of Windows. To fix the “0x8007002C – 0x400D, The installation failed in the SECOND_BOOT phase with an error during MIGRATE-DATA operation” error, here are some suggestions that might help:

Option 1 – Disable your antivirus program

There are times when the antivirus program installed in your computer blocks file access and even disk access. Thus, disabling the antivirus program or any security software installed in your computer is always a good idea you can try when the Windows Update process does not go smoothly. So before you try updating your computer again, make sure to disable the antivirus or security program and once the Windows Update is done, don’t forget to enable the antivirus program back again.

Option 2 – Perform a Disk Cleanup to free up disk space

Chances are, some unnecessary files in your computer might be interrupting the installation process which explains why you’re getting the “0x8007002C – 0x400D, The installation failed in the SECOND_BOOT phase with an error during MIGRATE-DATA operation” error instead so you need to perform a Disk Cleanup in order to fix the problem.

• In the Cortana Search box, type “disk cleanup” and click on the related search result.
• Then select the disk you want to clean and click OK.
• Wait for the process to be completed and then restart your PC and try to install the Windows upgrade again.

Option 3 – Get rid of any file protection software

The Windows setup migrates the folder from one version to another during the upgrade. However, if some of your folders, if not all, are protected using some file protection software, then Windows won’t succeed in moving the folder and you will encounter this Windows upgrade error instead. Thus, you need to unlock all those protected files or better yet uninstall the file protection software after you remove the locked files. After that, try installing the upgrade again.

Option 4 – Rename the SoftwareDistribution folder

The Software Distribution folder in the Windows operating system is a folder that can be found in the Windows directory and is used to store files temporarily which might be required to install the Windows Update on your PC. Thus, it is required by the Windows Update and maintained by WUAgent. Aside from that, it also contains all the Windows Update History files and once you delete them, you will most likely lose the Update history. As a result, the next time you run the Windows Update, it may result in a longer detection time.

• Open the WinX Menu.
• From there, open Command Prompt as admin.
• Then type in the following command – don’t forget to hit Enter right after typing each one of them.

net stop wuauserv net stop bits rename c:windowsSoftwareDistribution SoftwareDistribution.bak

• After entering these commands, it will stop the Windows Update Service, the Background Intelligent Transfer Service, and rename the SoftwareDistribution folder.
• Next, got to the C:\Windows\SoftwareDistribution folder and get rid of all the folders and files thereby tapping the Ctrl + A keys to select them all and then click on Delete. Note that if the files are in use, you won’t be able to delete them.
• Once all the contents in the Software Distribution folder are deleted, restart your PC and then go back to Command Prompt and input the following commands again.

net start wuauserv net start bits

Since the folder has already been flushed, it will be populated afresh the instant your restart your computer and open Windows Update.

Option 5 – Run the DISM tool

As mentioned, the “0x8007002C – 0x400D, The installation failed in the SECOND_BOOT phase with an error during MIGRATE-DATA operation” error might also be caused by corrupted files in the computer. Thus, you can try using the DISM tool to repair them. Running the DISM tool can repair the Windows System Image and Windows Component Store in Windows 10.

• Open the Command Prompt as admin.
• Then type in this command: DISM /Online /Cleanup-Image /RestoreHealth
• Do not close the window if the process takes a while as it will probably take a few minutes to finish.

Option 6 – Run the Windows Update Troubleshooter

Running the built-in Windows Update troubleshooter could also help you resolve this particular Windows upgrade error. To run it, go to Settings and then select Troubleshoot from the options. From there, click on Windows Update and then click the “Run the troubleshooter” button.

Option 7 – Try running Microsoft’s online troubleshooter

You also have the option to run Microsoft’s online troubleshooter which could help you fix Windows Update errors including the “0x8007002C – 0x400D, The installation failed in the SECOND_BOOT phase with an error during MIGRATE-DATA operation” error.

As you know, each time you log out of your Windows 10 computer, it will take you to the login screen where you can switch users or log back in. But there are instances where Windows 10 remains stuck on the signing out screen, along with a blue spinning circle and all you can see is the process of your computer signing out, however, it does not progress and only gets stuck there. Thus, in this post, you will be guided on how you can resolve such an issue on your Windows 10 computer. So if you are one of the users who experience the same problem, there are several fixes you can check out if your computer is stuck on the signing out screen with a blue spinning circle. You can try to force shutdown your computer or troubleshoot the problem in a Clean Boot State. You could also try to check the status of the User Profile Service or repair User Profile, as well as run System Restore. For more details, refer to each one of the suggestions provided below. But before you troubleshoot the problem, make sure that you are logged in to your computer as an administrator.

Option 1 – Try to force shutdown your computer

The first thing you can do is to force reboot your computer as this simple fix could help in fixing the problem. This option is quite simple, just make sure that before you do it, you have to save all your work.

• First, turn on your computer and press and hold the power button for at least 30 seconds. You might notice the screen flashing or making any changes, just ignore it.
• After that, plug out and plug in your computer and automatically turn it on.
• Once done, check if the issue is now fixed or not.

Option 2 – Put your computer in a Clean Boot State

It is possible that some third-party application is causing your computer to get stuck in the signing out screen. So you can try putting your computer in a Clean Boot State and see if it fixes the problem.

• Log onto your PC as an administrator.
• Type in MSConfig in the Start Search to open the System Configuration utility.
• From there, go to the General tab and click “Selective startup”.
• Clear the “Load Startup items” checkbox and make sure that the “Load System Services” and “Use Original boot configuration” options are checked.
• Next, click the Services tab and select the “Hide All Microsoft Services” checkbox.
• Click Disable all.
• Click on Apply/OK and restart your PC. (This will put your PC into a Clean Boot State. And configure Windows to use the usual startup, just simply undo the changes.)
• Once your computer is in a Clean Boot State, you should now be able to sign out or sign in without any problem.

Option 3 – Try checking the status of the User Profile Service

If forcing your computer to shut down or putting your computer in a Clean Boot State didn’t fix the problem, you can try to check the status of the User Profile Service since it is the one responsible for loading and unloading user profiles. Thus, if this service is disabled or stopped, you will no longer be able to sign out or sign in successfully.

• Tap the Win + R keys to launch the Run utility and type “services.msc” in the field and hit Enter to open the Services Manager.
• From there, look for the User Profile Service and make sure that its Startup Type is set to Automatic and that its status is “Started”.
• Once done, exit the Services Manager and see if the issue is resolved.

Option 4 – Try to repair your corrupted profile via Registry

In this second option, you can try to repair the corrupted profile using the Registry but before you proceed, make sure to create a System Restore Point and then follow the steps below.

• Tap the Win + R keys to open the Run dialog box.
• Then type “regedit” in the field and hit Enter or click OK to open the Registry Editor.
• Next, go to this registry key: ComputerHKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionProfileList
• Once you’ve opened the registry key, you should see a list of all the user profiles on your computer. Now click on each S-1-5 folder and look for the “ProfileImagePath” entry and double click on it to check which user account it is related to. You will see a path like “CUsersACK” where “ACK” is the username.
• You should know which of the user account is corrupted. Just look for a key named “RefCount” and change its Value data to “0” and click OK. And if it isn’t available, simply right-click on the right pane and create it.
• After that, double click on the key named “State” and make sure that the Value data is “0” and click OK.
• Exit the Registry Editor and restart your computer to apply the changes made and then check if it fixed the problem or not.

Option 5 – Run System Restore

• Tap the Win + R keys to open the Run dialog box.
• After that, type in “sysdm.cpl” in the field and tap Enter.
• Next, go to the System Protection tab then click the System Restore button. This will open a new window where you have to select your preferred System Restore point.
• After that, follow the on-screen instructions to finish the process and then restart your computer and check if the problem is fixed or not.

When it comes to computer peripherals first thing that comes to people's minds is probably Mouse and Keyboard. Also when discussing peripherals brands, Razer is not a stranger and over the years it has built its name and cult following. Razer’s mechanical keyboards have been always in the upper field of quality and trust from users and Huntsman is no different.

Tech specifics of Huntsman keyboard

1. Mechanical optical switches Razer has introduced their new optical technology switch with this keyboard. These switches are faster and more accurate than typical mechanical switches and if tests are to be believed this is the fastest keyboard currently on the market.
2. Multi-functional digital dial A multi-function digital dial with three tactile media keys gives you instant access to everything from brightness to volume in seconds. All programmable and customizable through Synapse 3, so you can set your preferred configurations right at your fingertips.
3. 10-key rollover Anti-ghosting technology that enables 10-key simultaneous presses at the same time
4. 4-side underglow with Razer chroma Go crazy and personalize lighting effects any way you want with a full 4-side underglow and 38 customization zones. Powered by Razer Chroma

Feel and noise

In the department of noise, well it is the mechanical keyboard so naturally, it will be louder than membrane ones but in terms of comparing it to other mechanical keyboards it is within the same noise range, maybe just a tiny bit silenced. The keyboard comes with 2 different types of switches, purple clicky ones that are louder and have that *click* sound for sound feedback, and red ones, that are not equipped with clicky sound but are linear providing slightly faster performance. If you choose the Huntsman elite model of the keyboard it will come with a nice hand resting mat that is very comfortable and feels right. Using a keyboard feels like using a Razer keyboard, it is responsive and gives that superior mechanical feeling.

Conclusion

Razer Huntsman mechanical keyboard is not the cheapest nor the best on the market but it is the fastest one out. It is in the top tier of keyboards and worth the investment.

Two monitor systems are not such a rarity like they were just a couple of years ago. More and more people are finding out the benefits of having 2 screens instead of one no matter if you play games or do serious work. So how technology has moved forward and new norms so have Windows and we can now set different wallpapers to different screens very easy, a task which was very difficult in the past.

1. Go to the Personalization option in the Control Panel.
2. Right-click on your home screen and select the Personalize option from the menu.
3. In the new window, you can browse for images you wish to set as wallpaper on both of your monitors. This way, the images would be preloaded in the “Choose your picture” option.
4. Right-click on the image. Doing this will open a new menu that will allow you to set wallpapers for each screen. There is also another option called “Choose a fit” which gives you the option to select the fit of the wallpaper.
5. Choose one wallpaper for “monitor 1” and a different wallpaper for “monitor 2.” You will now see your dual-screen setup customized with two different wallpapers.

REevil is one of the most active and successful hacking groups connected to Russia and operating all over the world. The group recently demanded a huge bitcoin ransom for an attack targeting IT firm Kaseya in the USA. Since Tuesday blog and payment site run by REvil group cannot be longer reached without any kind of explanation or why. The reason behind the disappearance is unknown but has sparked speculation that the group may have been targeted deliberately by authorities. US President Joe Biden said he raised the issue with Vladimir Putin during a phone call on Friday, after discussing the subject during a summit with the Russian president in Geneva last month. Mr. Biden told reporters that he had "made it very clear to him...we expect them to act" on information and also hinted the US could take direct digital retaliation on servers used for intrusions. The timing of Tuesday's outage has sparked speculation that either the US or Russian officials may have taken action against REvil - though officials have so far declined to comment and cyber experts say sudden disappearances of groups are not necessarily uncommon. The development comes after a series of high-profile ransomware attacks which have hit major US businesses this year. The FBI accused REvil - also known as Sodinokibi - of being behind a ransomware attack on the world's largest meat processing company JBS last month.

We have gathered and want to share with you all of the Windows 11 wallpapers if you would like to place them on your desktop now and now wait for the official W11 release. Hope that you will like some of them and I hope to see you again on errortools.com Download Windows 11 Wallpapers here!

And here is the preview of them

If your Windows 10 computer is currently experiencing high CPU usage because of the IAStorDataSvc, read on as this post will show you what you can do to resolve the issue. The high CPU usage of IAStorDataSvc is because of the Intel Rapid Storage Technology. It appears as a Service that may not only result in high CPU usage but also high disk and memory usage, as well as slow computer performance and overheating of your PC. This problem usually occurs on HP computers and on any computers that are using the Intel Rapid Storage Technology. You might also notice that your fan runs at high speed each time this issue occurs with the average CPU usage spiking up to 50%. Take note that this service is used to speed up file access. However, if you are not using an SSD on your computer, then it’s not really necessary for you to have the IAStorDataSvc installed. To resolve this issue, here are some options you can try.

Option 1 – Update or reinstall or remove the IAStorDataSvc driver

Before you proceed, you need to decide first if you want to update, reinstall or remove the IAStorDataSvc driver. To make things easier for you, you can try downloading the latest driver from the Intel Download Centre and then install it on your computer. If it works, good, but if not, you might want to consider removing the driver completely and just let the Windows Update look for the right driver for your computer after you restart it. There are times when the drivers installed are incompatible with the latest Windows update which results in issues like high CPU usage.

• Tap the Win + X + M combination on your keyboard to open the Device Manager.
• After that, look for the Intel Rapid Storage Technology driver, right-click on it and then select Uninstall.
• Now restart your computer for the changes to take effect.

Note: You might also have to go to the list of installed programs and uninstall a program that is listed as “Intel Rapid Storage Technology driver”. To do so, refer to these steps:

• In the Cortana Search box, type “control panel” and from the search results that appear, click on Control Panel.
• After opening Control Panel, select Programs > Programs and Features which will open the list of installed programs on your computer.
• From there, look for Intel Rapid Storage Technology and uninstall it.

Option 2 – Try to disable the IAStorDataSvc via Services Manager

• Tap the Win + R keys to open the Run dialog box.
• Then type “services.msc” in the field and hit Enter to open Services.
• Next, look for the Intel Rapid Storage Technology services from the list of services and then double-click it.
• Then change its Startup type to “Disabled”.
• After that click on the Apply button and then OK to save the changes made.
• Now exit the Services window and check if the problem’s resolved.

Error Code 0x80073afc - What is it?

Error code 0x80073afc deals with an antivirus program first built into Windows 8/8.1 This error occurs when Windows Defender, the built-in anti-virus software in Windows 8/8.1 and higher, does not start automatically and users attempt to manually start the program. During the initialization period of the program start-up, something goes wrong and users get a 0x80073afc Error message. The error message states there was a problem with the initialization of the program. Windows Defender provides protection of your computer and it is advised by the Microsoft Corporation that you ensure it starts up automatically on every start-up.

Solution

Further Information and Manual Repair

Users have found several manual repairs that have fixed the problem without needing to contact technicians for extra help. While the methods below should solve your problem easily, if this is the first time you have encountered the issue you may want to do a simple restart. This has fixed the problem for some users and is the easiest first troubleshooting move. If it doesn’t work move on to the methods listed below, which are easily completed without extra help.

Before trying any of these methods, please make sure that you are logged into a profile that is listed as the administrator of the computer of his administrative powers enabled. If this is not the case you will not be able to complete the following methods. Please log out and log back in on the administrator profile.

Method 1:

First, check to see if you have a third-party anti-virus program installed on your computer. Some users believe that the built-in Windows Defender program is not powerful enough to handle the safety of their computer so they usually download a third-party program. However, that program may have caused a conflict with Windows Defender and may not allow it to open. If you do have a third-party program installed, try uninstalling it then manually starting Windows Defender.

Method 2:

If method one does not work, you may be infected by malware or a virus that has tampered with the settings on your computer and will not allow Windows Defender to start automatically or manually.

First, open Run by holding the “Win” key and pressing the “R” key. Then type “Regedit”. The program will ask for permission to follow through with this action. Click on “Yes” and the Open Registry Editor will open.

Find the HKEY_LOCAL_MACHINESoftwareMicrosoftWindows NTCurrentVersionImage File Execution Option and check to see if there are any files similar to MSASCui.exe or MpCmdRun.exe. If there are any file entries that resemble that, you will want to right-click on them before selecting the “Delete” option. If you do not see any entries that match, this is not the issue with your Windows Defender and you will want to try another method.

The Registry on your computer is very important. It helps tell your computer what programs are safe to run, what programs should be run, and what programs should not be run. If it is tampered with by a virus or Malware, multiple system operations can be affected.

However, if you did find similar file names, and you deleted them, try to start Windows Defender manually. If it does not work again, move on to the next method. 

Method 3:

If the first two methods do not work for your issue, and you are still receiving error code 0x80073afc when attempting to start Windows Defender, this step should solve the problem if you have Restore Point installed on your computer, which you most likely do.

For this method, we will be restoring your computer to a previous Restore Point. First, just like in method two, hold the “Win” key and press the “R” key. This will open run. Next type “Rstrui.exe” and click “ok”. After some time, you will see System Restore Windows. Click “Next” and select the restore point that you would like to go back to. After your computer has restored to the point you selected, check to ensure that Windows Defender has started correctly.

If the above methods aren't able to rectify the issue, you might have to download and install a powerful automated tool to get the job done.