How to Fix Windows Update Error 0x800f0900

Scammers have decided to target Windows’s 10 App installer process in order to infect your computer and steal your data. As in most usual online scams, everything starts with a strange email containing threats and other poorly written and composed speech. At the end of the given email, there would be a link claiming that you, of course, need to read it and follow instructions about the threat, if you click the link it will open a web page where you will have an innocent-looking PDF file with more information about the threat itself. If you click on a seemingly innocent PDF file it will summon Windows 10's AppInstaller.exe tool, kickstarting a download-and-run process that'll put you in a bad place very quickly. From there, you'll have to deal with the dangers of malware BazarBackdoor, including data and credential theft. This kind of scam is nothing new but the interesting thing here is that it uses App installer and by clicking on a link you are opening and giving permission for a malicious crook to use it. So, stay safe and do not click on any links from unknown emails no matter what.

rtf64x64.sys Blue Screen error happens in random intervals but it is a regular occurrence, it can happen when playing games, when watching movies, or even when the computer is idle. in this article we will guide you on how to resolve this error from the most simple steps you could take and do not worry, altho the error seems dreadfully and scary, it is nothing to worry about. If you can boot Windows normally after error great, proceed with instructions, else reboot into safe mode or use installation media to boot.

1. Use official Microsoft online troubleshooter Microsoft has an online blue screen troubleshooter that was made specifically for this kind of situation. Go to Troubleshoot screen error and answer questions needed. Most of the time this will be enough to solve any blue screen issue.
2. Update network and sound drivers How is this error traced back to Realtek devices, go to the Realtek website and download drivers. Install them and reboot the system.
3. Use a dedicated software solution DRIVERFIX is an application made for these and other kinds of driver issues and problems, it is one click automated solution for driver fixing. Visit the Driverfix site and download the application
4. Perform system Restore If you have not managed to fix the issue with previous steps roll back to a previous restore point when everything was working.
5. Replace network or sound card If everything failed including system restore then it is likely that it is a hardware malfunction. Replace faulty components and you should not receive errors anymore.

What is BuzzDock?

Buzzdock is a browser extension. Buzzdock will be automatically enabled on IE and Chrome following installation, and you may begin using Buzzdock with no further action required. If you elect to optimize Buzzdock performance, the settings preferences of your browser may be adjusted after installation. This browser extension changes your default search provider to Buzzdock.com custom search. It displays additional unwanted ads, banners & sponsored links on web pages that you visit, and it hijacks your browser home page. This browser extension has been flagged as malware by many anti-virus scanning programs.

About Browser Hijackers

Browser hijackers (sometimes called hijackware) are a type of malicious software that modifies web browser configuration settings without the user’s knowledge or consent. These hijacks are rising at an alarming rate worldwide, and it could be actually nefarious and sometimes dangerous too. They’re created to interfere with web browser programs for many different reasons. In most cases, hijackers are made for the benefit of online hackers often through income generation from forced ad clicks and site visits. Nonetheless, it’s not that harmless. Your online safety is jeopardized and it is extremely irritating. They not only screw up your browsers, but browser hijackers can even modify the computer registry, leaving your PC susceptible to other attacks.

Symptoms of browser hijacker malware

There are several signs that indicate the web browser is hijacked: 1. the home page of your browser is changed unexpectedly 2. you find new unwanted bookmarks or favorites added, typically directed to ad-filled or porn sites 3. The default search page of your web browser is changed 4. you see unsolicited new toolbars added 5. you notice a lot of pop-ups on your computer screen 6. your web browser gets slow, buggy crashes frequently 7. you are prohibited access to specific web pages, including the site of an anti-malware software firm like SafeBytes. Exactly how browser hijacker finds its way onto your computer system Browser hijackers infect computer systems in numerous ways, including through a file-share, a drive-by download, or an infected email. They are usually included with toolbars, BHO, add-ons, plug-ins, or browser extensions. Browser hijackers sneak to your computer along with free software downloads also that you unknowingly install alongside the original. Some of the most well-known hijackers are BuzzDock, Babylon Toolbar, Conduit Search, Sweet Page, OneWebSearch, and CoolWebSearch. Browser hijacking can cause severe privacy problems and even identity theft, affect your web browsing experience by taking command over outbound traffic, substantially slows down your computer by consuming lots of resources, and result in system instability as well.

The best ways to get rid of browser hijackers

Certain browser hijacking can be quite easily corrected by discovering and removing the corresponding malware application from your control panel. However, most hijackers are hard to remove manually. No matter how much you try to get rid of it, it may keep returning over and over again. You should consider doing manual fixes only if you’re a tech-savvy person because there are potential risks associated with fiddling around with the system registry and HOSTS file. Browser hijackers could be effectively removed by installing and running anti-malware software on the affected PC. Safebytes Anti-Malware can counter relentless browser hijackers and provide you proactive computer protection against all kinds of malware. Together with anti-malware, a system optimizer program, similar to Safebytes Anti-Malware, can help you correct registry errors, remove unwanted toolbars, secure online privacy, and enhance overall system performance.

Find Out How to Get rid of Malware that is Blocking Websites or Preventing Downloads

Malware could cause all sorts of damage when they invade your computer, starting from stealing your personal information to erasing files on your PC. Some malware sits in between the computer and the internet connection and blocks a few or all internet sites which you want to visit. It might also block you from adding anything to your system, especially anti-malware applications. So what should you do when malicious software prevents you from downloading or installing Safebytes Anti-Malware? There are a few fixes you can attempt to get around with this problem.

Boot Windows in Safe Mode

The Windows OS includes a special mode called “Safe Mode” where only the minimum required programs and services are loaded. In the event, the malicious software is set to load automatically when the computer starts, shifting to this mode may well prevent it from doing so. To get into Safe Mode or Safe Mode with Networking, press the F8 key while the computer is booting up or run MSCONFIG and find the “Safe Boot” options in the “Boot” tab. After you restart the PC into Safe Mode with Networking, you could download, install, as well as update anti-malware software from there. Right after installation, run the malware scanner to eliminate standard infections.

Use an alternate internet browser to download the anti-malware application

Malicious program code might exploit vulnerabilities in a specific browser and block access to all antivirus software sites. In case you suspect that your Internet Explorer has been hijacked by malware or otherwise compromised by online hackers, the best plan of action would be to switch to an alternate internet browser like Mozilla Firefox, Google Chrome, or Apple Safari to download your favorite computer security program – Safebytes Anti-Malware.

Create a portable USB antivirus for removing malware

Another way is to download and transfer an anti-malware program from a clean PC to run a scan on the affected computer. Adopt these measures to run the antivirus on the affected computer. 1) Download Safebytes Anti-Malware or Windows Defender Offline onto a clean computer. 2) Plug the Thumb drive into the uninfected computer. 3) Double-click the executable file to run the installation wizard. 4) Pick a USB flash drive as the location when the wizard asks you where you intend to install the software. Follow the directions to finish the installation process. 5) Transfer the thumb drive from the uninfected computer to the infected PC. 6) Run the Safebytes Anti-malware directly from the pen drive by double-clicking the icon. 7) Run Full System Scan to identify and clean-up up all types of malware.

A Look at the Best AntiMalware Program

If you’re looking to download an anti-malware application for your PC, there are various tools out there to consider however, you just cannot trust blindly anyone, irrespective of whether it is free or paid software. Some of them are excellent, some are ok types, and some will harm your PC themselves! You need to pick a tool that has gained a good reputation and detects not just computer viruses but other types of malware as well. Amongst few good programs, SafeBytes Anti-Malware is the highly recommended program for the security-conscious individual. SafeBytes anti-malware is a trustworthy tool that not only secures your PC completely but is also quite user-friendly for people of all skill levels. This software could easily detect, remove, and protect your computer from the latest malware threats including spyware, adware, trojan horses, ransomware, worms, PUPs, along with other possibly damaging software programs. There are numerous great features you will get with this security product. The following are some of the great features included in the software. Robust Anti-malware Protection: With its advanced and sophisticated algorithm, this malware removal tool can find and eliminate the malware threats hiding within your PC effectively. Live Protection: SafeBytes gives real-time active monitoring and protection against all known computer viruses and malware. This software will continuously monitor your PC for any suspicious activity and updates itself regularly to keep current with the constantly changing threat landscape. Website Filtering: Safebytes assigns all websites a unique safety score that helps you to get an idea of whether the webpage you are going to visit is safe to view or known to be a phishing site. Low CPU and Memory Usage: SafeBytes is really a lightweight application. It consumes an extremely small amount of processing power as it runs in the background so you’re free to use your Windows-based PC the way you really want. 24/7 Online Tech Support: For any technical issues or product support, you could get 24/7 expert assistance through chat and email. To sum it up, SafeBytes Anti-Malware offers great protection combined with an acceptable low system resources usage with both great malware detection and prevention. You now may understand that this particular software does more than just scan and delete threats from your PC. For optimum protection and the best value for your money, you can’t get better than SafeBytes Anti-Malware.

Technical Details and Manual Removal (Advanced Users)

If you wish to manually remove BuzzDock 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 BuzzDock

Cyclic Redundancy Check Error - What is it?

To begin with, Cyclic Redundancy Check is basically an error checking technique. This technique is used for data verification. It detects accidental changes in the data. It is used by computers to specifically check the data stored in the hard drive or optical disks (DVD’s and CD’s). The Cyclic Redundancy Check error occurs when the data being verified on the hard drive or optical disks is corrupt. Symptoms for this error code include program lock-ups, slow PC performance, inability to run and execute the desired program, system freeze and shutdown and startup issues.

Error Causes

The Cyclic Redundancy Check error code occurs due to the following reasons:

• Cluttered hard disk
• Registry corruption
• Misconfigured files
• Unsuccessful program installation

All these causes points towards registry issues and poor PC maintenance. The registry is the main database of the computer. This part of the PC saves practically every activity you perform on it including activities like application installation and deletion and web browsing to name a few. With time and frequent PC usage, the files generated from every activity you execute on your system begin to load the registry. These include even the unnecessary files like junk files, internet files and files of applications that you’ve uninstalled. All these files overload the registry and acquire a lot of hard disk space. And when you don’t remove these files on your system, eventually it leads to file misconfiguration, cluttered disk, and registry corruption. New program versions that you want to install and run on your system also don’t function because the files of the old program version still saved in the registry.

Further Information and Manual Repair

As the Cyclic Redundancy Check Error causes data corruption on the hard disk, it is advisable to fix this error right away. The reason is that it can have serious consequences. It can lead to data loss, fatal crashes, and system failures. When it comes to resolving Cyclic Redundancy Check Error, there are two ways to fix it:

Run the CHKDSK application.

This is a built-in feature in your Windows system. It checks for hard disk damage and attempts to resolve it.

What Is 0x80004005 Outlook Error?

0x80004005 Outlook is an error that users commonly encounter while attempting to send or receive emails on Outlook.

The message that appears usually states “This message could not be sent. Try sending the message again or contact your network administrator."

The client operation failed. Error is [OX80004005- 0X0004B9-OXOO501].

Error Causes

This error is usually caused by a problem in the Local Area Network or LAN. What actually happens is that signals with the wireless LAN are lost or a connection problem occurs within the network cable.

As a result, the 0x80004005 Outlook error is triggered while sending or receiving an email. Sometimes the problem goes away on its own. However, if it recurs after a few hours, it shows that some problem exists within the network.

Also, it is important to understand that different factors can affect the quality of wireless connections in a network.

For instance, garage door openers, microwave ovens, and Bluetooth devices can easily become obstacles, disrupting the connection and causing the quality to degrade. Other causes are listed below as follows.

• Missing, corrupt, or damaged registry keys
• Existence of viruses
• Outdated drivers

It is a must to fix this error otherwise potential risks associate with this error such as permanent damage and blue screens.

Further Information and Manual Repair

There are two ways to fix this error and both are listed below as follows.

• One solution is to disable script blocking in Norton Antivirus. Most users encountering this problem have Norton Antivirus installed on their PCs. To correct this problem, simply turn off the ‘Enable Script Blocking’ feature. However, there is a downside associated with this solution. Enabling script blocking will make your network or computer vulnerable to viruses and malware. That’s why it is not advised to implement this solution.
• The alternative solution is to simply disable the new-mail notification feature offered in Outlook. To disable notifications of any new emails, the steps go as follows. Open Outlook and go to the Tools menu. Here you will come across ‘Options’.Click on it and then select the ‘Preferences’ tab. Here you will find the ‘Email Options’. Click on it and then uncheck the checkbox against the option, ‘Display a notification message when new mail arrives’. Click Ok two times.

Both these workarounds will work. Therefore, it is advised that you employ any one of them as per your needs.

One of the useful things you can use on your laptop is touchpads. They help users in achieving tasks through the gestures and multi-finger tap or touch support it brings in the scope for various shortcuts. However, not all times touchpad brings productivity as it can also encounter some issue every now and then. One of these issues has been reported on a couple of Lenovo laptops that use touchpad drivers from the Alps Pointing Device. According to the reports, an error saying, “Set user settings to driver failed” when they use the touchpad. This type of error on the touchpad usually occurs when a computer boots up and it could be caused by a faulty update on the Alps pointing device driver which is being installed in the background. To fix this error on the touchpad, you could try to disable the Alps pointing device entry from the MSConfig or you could try to get the latest version of the driver or uninstall the driver altogether. Before you proceed with the troubleshooting tips given below, make sure that you create a System Restore point first. Once you have that covered, proceed to the following options.

Option 1 – Try disabling the entry of the Alps pointing device from MSConfig

This first given option was able to fix the problem for many users so to get started, follow these steps:

• In the Start Search box, type “MSConfig” and select System Configuration from the search results.
• Next, go to the Services tab and look for the Alps pointing device entry from the list that appears, and uncheck it.
• Then click the Apply and OK buttons to save the changes made.
• Now restart your computer and see if the error in the touchpad is now fixed.

Option 2 – Try to download and install the latest version of the driver

The next option you can check out to fix the error is to download and install the latest version of the driver from the official website of Lenovo support. Note that an updated version of the touchpad driver will most likely get rid of the error. However, you have to make sure that the version you’re going to get is compatible with your existing Windows version.

Option 3 – Try to uninstall the Alps Pointing device driver

If the first two given options didn’t work, you can try uninstalling the Alps Pointing-device driver instead. You can do this under the Mice and other pointing devices section. After you uninstall the driver, restart your computer and delete the driver’s leftover folder inside this location in File Explorer (C:/Program Files). Once you’re done, restart your computer and check if the error is now gone. Keep in mind that after you’ve uninstalled the driver, any extra configuration features that Lenovo drivers offered before the uninstallation will no longer be available.

There are some new generation motherboards for laptops and PCs that bring in support for both the Unified Extensible Firmware Interface or UEFI as well as the Basic Input Output System or BIOS. The main advantage of UEFI over the traditional BIOS is the fact that UEFI supports a hard drive that has a capacity of more than 2 terabytes. However, the disadvantage of UEFI is that it only supports the x64 Windows operating system versions and that the hard drive is supposed to use the GPT structure. So if your PC is compatible with and supports UEFI and you want to change from Legacy to UEFI, then you’ve come to the right place as this post will guide you on how you can exactly do that without having to reinstall it. There are two ways to change Legacy to UEFI. You can convert MBR to GPT using either the built-in utilities in Windows or using the Recovery Environment. Before you proceed, make sure that your computer fulfills the following prerequisites:

• Your PC’s motherboard should support both Legacy and UEFI.
• Your PC should be running at least the 1703 Windows 10 version or newer on an MBR partition.

Once you’ve made sure that your computer covers the aforementioned prerequisites, refer to the given options below.

Option 1 – Convert MBR to GPT via Windows built-in utilities

• In the Windows Search box, type “command prompt” and from the search results that appear, right-click on Command Prompt and select the “Run as administrator” option.
• After that, execute this command: exe /convert /allowfullOS
• Now, wait until the process is completed since you can track its process on your screen.
• Once it’s done, go to Settings > Update & Security > Advanced Startup options and from there, click on Restart Now. This will restart your computer and give you advanced options.
• Next, select Troubleshoot > Advanced Options where you will see further options including System Restore, Startup Repair, Go back to the previous version, Command Prompt, System Image Recovery, and UEFI Firmware Settings.
• Now select the UEFI Firmware Settings. This will take you to the BIOS. Boot Mode is typically available under Boot > Boot Configuration. Once you’re there, set it to UEFI and then save the changes you’ve made. After that, your computer will restart.

Option 2 – Convert MBR to GPT via the Recovery Environment

• When the message appears on your screen while running Windows Setup, you need to tap the Shift + F10 keys to open Command Prompt.
• Make sure to run Command Prompt as admin and then execute this command: exe /convert
• After that, wait until the process is completed. When it’s done, you have to go to the BIOS just like in the first given option above.
• As mentioned, you can usually find the Boot Mode under Boot > Boot Configuration. Once you’re there, set it to UEFI.
• Now save the changes made and exit as your computer will restart.

If you have recently installed a new internal or external hard drive or SSD and you’ve noticed that its status on the left side of the Disk Management tool states “Unknown Not Initialized”, this indicates that Windows can’t initialize the disk and that you won’t be able to use this new SSD or hard drive. You can encounter this kind of issue randomly and not just with a new hard drive or SSD but also with existing drives. There are times when you won’t be able to find your drive or partition in the File Explorer. In such a case, you have to check the Disk Management if your drive or partition is there physically. You also have to check if you can see it as Not Initialized. If it is, then this means that the disk or partition does not have a valid signature that is if it’s not registered with the system properly. Note that a disk is registered when you format it at least once so if the disk was available before, then it could be somehow corrupted. To resolve the problem, you can try to initialize the disk manually or bring it online and add a drive letter. You can also try checking the Device Manager for issues or check the cable physically.

Option 1 – Try to manually initialize the disk

Since initializing the disk is the most common way to resolve the “Unknown Not Initialized” error, this is what you have to try first.

• To initialize the disk manually, you have to open the Disk Management from the WinX menu by tapping Win + X keys and selecting Disk Management.
• From there, you can find the non-initialized disk. Right-click on it and select the “Initialize Disk” option.
• Next, select the partition style. It is recommended that you use the MBR option instead of the GPT or GUID Partition Table.
• Now click the OK button. Your hard drive or SSD should now initialize without any problem.

Option 2 – Set the disk Online and add the Drive letter

• If the disk appears to be offline under Disk Management, right-click on it and select the Online option.
• On the other hand, if the disk is already set Online but does not have a drive letter, right-click on it and select the Change drive letter and path option.
• Select a letter that is not allocated yet.
• Once you’re done, you have the option to format the disk in either NTFS or FAT32 but if you are using a 64-bit computer, make sure that you opt for NTFS.

Option 3 – Try to check any issues in the Device Manager

It is also possible that the hard drive is not working properly due to some driver issues. Thus, it’s better if you check the Device Manager and see if that drive is listed with a yellow exclamation mark next to it. And if that’s the case, you have to right-click on that drive and select the Uninstall drive option. After that, click on Action and then run the Scan for hardware changes. It should fix the problem.

Option 4 – Try to physically check the cable

You might also want to check the physical status of the wires and see if they are connected properly or not. Specifically, you have to check two cables, such as:

• The first one is the power cable that’s connected to your SMPS.
• Next is the one that’s connected to your motherboard.

If any of the two cables are not working or missing, then it’s no wonder why your drive has an “Unknown Not Initialized” status. Thus, you need to have them replaced to fix the problem.

Recently, a number of users reported that their Google Chrome browsers keep on opening new tabs no matter what they do. This issue could be due to lots of reasons but the main ones are corrupt installation, background applications, adware, dubious browser extensions, malware, and so on. Although there are a lot of possible causes for this particular issue in Chrome, its potential fixes are straightforward so you should not have any problem following the given options below.

Option 1 – Get rid of any conflicting browser extensions

As mentioned, shady browser extensions can cause unusual behavior in a browser. Chances are, these extensions or toolbars might be conflicting with the loading of the website. Thus, you have to get rid of these unwanted extensions and toolbars to fix the issue.

• Open Chrome and press Alt + F keys.
• Go to More tools and click Extensions to look for any suspicious browser extensions or toolbars.
• Click the Recycle bin and select Remove.
• Restart Chrome and press Alt + F keys again.
• Proceed to On Startup and mark Open a specific page or set of pages.
• To check if the browser hijacker is still active, click Set pages, if it is active, overwrite the URL.

Option 2 – Try to disable applications from running in the background

• Open Google Chrome and then click on the menu button located in the top-right corner.
• From the drop-down, select Settings and then scroll down until you see the Advanced button. Click on it.
• Next, turn off the toggle for “Continue running background apps when Google Chrome is closed” under the System section.
• Now restart Chrome and check if it is working properly.

Option 3 – Try to configure the search settings of Chrome

• Open Google Chrome and type any search query in the address bar and then tap Enter.
• After that, it will open the Google search engine. From the top-right corner, click the Settings button.
• Next, select Search settings from the drop-down menu.
• Then scroll down to the new page that appears and make sure that the “Open New Window for each result” option is set to Uncheck.
• Once you’re done, save the changes made and restart Google Chrome.

Option 4 – Reset Chrome

Resetting Chrome can also help you fix the error. This means that you will be restoring its default settings, disabling all the extensions, add-ons and themes. Aside from that, the content settings will be reset as well and the cookies, cache, and site data will also be deleted. To reset Chrome, here’s what you have to do:

• Open Google Chrome, then tap the Alt + F keys.
• After that, click on Settings.
• Next, scroll down until you see the Advanced option, once you see it, click on it.
• After clicking the Advanced option, go to the “Restore and clean up option and click on the “Restore settings to their original defaults” option to reset Google Chrome.
• Now restart Google Chrome.

Option 5 – Try to clean reinstall Chrome

There are instances when programs leave files behind after you’ve uninstalled them and the same thing can happen to Chrome so before you reinstall Chrome, you have to make sure that you have deleted the User Data folder. To do so, refer to the following steps:

• Hit the Win + R keys to open the Run dialog box.
• Next, type “%LOCALAPPDATA%GoogleChromeUser Data” in the field and hit Enter to open the User Data folder.
• From there, rename the default folder and name it something else, e.g. “Default.old”.
• After that, install Google Chrome again and check if the issue is now fixed.

Option 6 – Try scanning your computer using Windows Defender

As mentioned, the error when accessing the security settings or properties of a folder or file might be due to a virus or malware. It could be that it had made some modifications that prevents you from accessing security settings or properties. To eliminate it, you have to scan your computer using security programs like Windows Defender.

• Tap the Win + I keys to open Update & Security.
• Then click on the Windows Security option and open Windows Defender Security Center.
• Next, click on Virus & threat protection > Run a new advanced scan.
• Now make sure that Full Scan is selected from the menu and then click the Scan Now button to get started.

Error Code C1900107 – What is it?

Error code C1900107 is associated with an issue with upgrading to Windows 10. If you are trying to upgrade your Windows 7, Windows 8, or Windows 8.1 to Windows 10, you might have trouble doing it and you might come across this error C1900107. The error prevents you from upgrading to Windows 10 no matter what you do. Common symptoms of this error:

• The update process continues for a long time and never ends.
• The update process ends suddenly and a message says “Failed: 1 update. Errors found: Code C1900107. Windows Update encountered an unknown error.”
• The update process fails after trying multiple times.

Solution

Error Causes

Following reasons may be responsible for this error:

• There is not enough space for Windows 10 files in the primary drive
• There is not enough space in System Reserved Partition
• Windows 10 files are faulty or corrupt

More Information and Manual Repair

Method 1:

Clean boot Windows 8 and Windows 8.1: Whenever you get some unexpected behavior on your Windows 8, the first thing you should do is try to resolve the issue by taking a diagnostic approach. Plenty of factors can be the cause for issues like slowdowns, BSODs, computer freezes, sudden reboots, etc. The best way to detect the problem is to perform a clean boot. Using a clean boot, you can find out if the Operating System is damaged by some third-party app or bad driver. You can exclude the influence of these factors and prevent them from loading. You should do 2 things before you proceed with the clean boot. First, check if any third-party application is causing the problem. If you disable all third-party apps from startup, it will help eliminate software conflicts.

• Press the Windows + R on the keyboard. The Run dialog box will pop up.
• Type MSConfig in the dialog box and click "OK".
• The System Configuration utility will appear on the screen.
• On the services tab of the System Configuration dialog box, tap or click to select the Hide all Microsoft services check box, and then tap or click Disable all.
• On the startup tab of the System Configuration dialog box, tap or click Open Task Manager.
• On the startup tab in Task Manager, for each startup item, select the item and then click Disable.
• On the startup tab of the System Configuration dialog box, tap or click OK, and then restart the computer.

Now, close MSConfig.

Method 2:

The second step is a Safe boot. Follow the steps below for a safe boot:

• Press Win + R shortcut keys on your keyboard. The Run dialog will appear on the screen. Type MSConfig and press Enter.
• The 'System Configuration' application will appear on the screen.
• Switch to the 'Boot' tab, select your Windows 8.1 entry and tick the 'Safe mode' checkbox.
• Reboot your PC to enter the Safe mode of Windows 8.1.
• After you finish troubleshooting in Safe Mode, run MSConfig again from Safe Mode and uncheck the checkbox from step 2.

Method 3:

For this method, you will need to find the $Windows.~BT Folder in your primary drive which is C:. This folder might contain corrupt files which are preventing you from installing Windows 10. The folder is hidden and we need to unhide it. Follow the steps below:

1. Open File Explorer or alternatively double click on This PC or My Computer.
2. Now from the top option click on View, The Check the Box that says Hidden items.
3. Now you will be able to see hidden files and folders. Navigate to C:$Windows.~BT and Rename the folder to something like $Windows.~BT1.
4. Now, try downloading Windows 10 again. The installation process should go through this time without any errors like code C1900107.

Method 4: If the above methods fail, try this method:

1. Go to C:\Windows\Software Distribution\Download. Now delete all the files from this download folder. Remember, do not delete the folder itself, and just delete the files.
2. Now, delete the $Windows.~BT Folder. This might ask you for administrator permission. Simply click yes.
3. Now try to install or upgrade to Windows 10. This method should work fine and there should be no error code C1900107.

If you do not possess the technical expertise required to accomplish this yourself or do not feel comfortable doing so, download and install a powerful automated tool to get the job done.