MSASCui.exe is a digitally signed file from Microsoft located in folder C:\Program Files\Windows Defender.
It is a component of Microsoft Windows Defender Antispyware. This file is responsible for performing spyware scans. It is already installed in Windows Vista operating system. MSASCui.exe becomes an error code when it is found in another path. It is categorized as a Windows runtime error.
Error CausesThe cause of MSASCui.exe error is triggered by:
The potential risks of MSASCui.exe error are:
When this file becomes an error, it will display messages like:
“This application has failed to start to run on Windows because MSASCUI.exe cannot be found.”
“Windows Defender cannot work properly and protect the Windows system effectively”
The message will keep popping up on your computer screen time and again.
When you experience an MSASCui.exe error on your PC, it is advisable to fix and repair it immediately before it causes serious damages to your system.
Here are some DIY quick solutions to repair MSASCui.exe error:
If the speed of your PC reduces significantly and you also see MSASCui.exe error message pop on your screen, then in this case it is advisable to uninstall the Windows Defender program from your PC.
To do so, follow these instructions:
If you find the MSASCui.exe file located in some other path, then this is an indication of a virus.
In this case, it is recommended to run an antivirus program on your PC to scan and delete all viruses.
If you don’t have an antivirus program already installed on your system, then you should download it. Once antivirus software is downloaded, simply run it to scan viruses and then click on delete to remove all the viruses on your system.
This will help you resolve the MSASCui.exe error caused by malware on your PC right away.

The Free Wifi Hotspot is offered to users that own a laptop and a desktop PC that has a wired connection to the Internet and no WiFi modem. The Free Wifi Hotspot is said to help users share their Internet connection with mobile devices that support the 2G/3G/4G/USB tethering connectivity. However, users will need a 2G/3G/4G modem attached to the computer/laptop with access to the Internet if they intend to benefit from the Free Wifi Hotspot software. Additionally, the Free Wifi Hotspot may collect data like your Internet history, downloads log, and software configuration for product placement optimization. PC users that run the Free Wifi Hotspot software may be shown pop-up windows with marketing materials from time to time and maybe redirected to promotional offers.
Several anti-virus applications have flagged Free Wifi Hotspot as a Potentially Unwanted Applications and may come bundled with other PUP-s that may harm your computer or steal some information, due to these risks it is marked for optional removal.
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“Connapi.dll Not Found" "This application failed to start because connapi.dll was not found. Re-installing the application may fix this problem." "The file connapi.dll is missing." "Cannot start [APPLICATION]. A required component is missing: connapi.dll. Please install [APPLICATION] again." "Cannot find [PATH]connapi.dll"
Error Causes| Shortcut Keys | Description |
| Windows Key | Opens/closes the Start menu. |
| Windows Key + Up Arrow | Maximizes the selected window. |
| Windows Key + Down Arrow | Reduces the window size. (Restore down.) |
| Windows Key + M | Minimizes all open windows. |
| Windows Key + Shift + M | Opens minimized windows. |
| Windows Key + Tab | Shows Task View. |
| Windows Key + L | Locks the screen. |
| Windows Key + A | Opens the Action Center. |
| Windows Key + V | Opens Clipboard History. |
| Windows Key + I | Opens the Settings menu. |
| Windows Key + F | Opens the Feedback hub. |
| Windows Key + H | Opens the dictation toolbar. |
| Windows Key + P | Opens the projection settings. |
| Windows Key + . (Windows Key + ;) | Opens the emoji panel. |
| Windows Key + C | Opens Cortana in listening mode. |
| Windows Key + C (Windows Key + Q) | Opens Windows Search. |
| Windows Key + G | Opens the Xbox game bar. |
| Windows Key + X | Opens the secondary start menu. |
| Windows Key + <number> | Opens the app in the taskbar relative to the number input. For example, if Chrome is the fourth app on the taskbar, using Windows Key + 4 will open Chrome. |
| Windows Key + Alt + <number> | Opens the right-click menu for the app in the taskbar relative to the number input. For example, if Chrome is the fourth app on the taskbar, using Windows Key + Alt + 4 will open Chrome’s right-click menu. |
| Windows Key + D | Shows/hides open apps on the desktop. |
| Windows Key + E | Opens File Explorer. |
| Windows Key + U | Opens Ease of Access in the Settings menu. |
| Windows Key + Print Screen | Takes a screenshot of the desktop. |
| Windows Key + Control + F | Opens the Find Computers window. |
| Windows Key + Control + D | Creates a virtual desktop. |
| Windows Key + Control + Left Arrow | Switches to the virtual desktop on the left. |
| Windows Key + Control + Right Arrow | Switches to the virtual desktop on the right. |
| Windows Key + Control + F4 | Closes the active virtual desktop. |
| Windows Key + Space | Switches between installed languages (for writing text). |
Error Code 44 is a device driver error that users encounter when using Windows 2000 operating system and later versions.
It is when the peripheral device that is connected to the computer, such as a printer or a fax machine, cannot be accessed as the programs required for operation interfere with other software on the computer. The error code will pop up with the following message:
“An application or service has shut down this hardware device. (Code 44)”
Error CausesWhile bothersome, like other error codes, error code 44 to is relatively easy to fix. Here are ways to help resolve the error.
The easiest method you can use to solve your PC error code is to simply run a restart of your Windows system. It may be that the error prompted upon connecting the device you have connected is merely a temporary problem, and upon restart, will resume functioning smoothly.
If restarting your PC does not help, you will have to find the exact nature of the problem by running the troubleshooting wizard for the device and address the problem accordingly. To do this, proceed with the following steps:
After following the directions of the Troubleshooting wizard, make sure to restart your PC for the changes to take effect. Then check if your device is still causing problems.
If troubleshooting does not work, you may have to resort to manually uninstalling and then reinstalling the device driver causing the problem.
This would be necessary since the remaining incomplete files due to a partial removal or installation of programs is what contributes to the error code. A fresh install, after uninstallation of the previous drivers, would lead to the completion of the files.
You can do this by firstly logging in as Administrator and opening Device Manager. Select the device that is causing the problem and double click it and make sure that the peripheral is connected properly to the PC.
Upon opening, click on the ‘Driver’ tab and then select ‘Update Driver’. Make sure to refer to the system documentation that you received with your PC or computer to check for the motherboard details and driver specifics.
Manually uninstalling and reinstalling the driver will do the trick, however, it may be time-consuming especially when you would have to resort to your hardware user manual.
Therefore, using a program such as DriverFIX can save you a lot of time and frustration in having your device work properly on your computer.
Driver Assist, with its user-friendly approach to help you fix your PC issues, comes with an integrated database that detects which drivers you need to reconfigure within just a few seconds and downloads it automatically.
It further ensures that your drivers are installed in their entirety leaving no room for any incomplete files to remain that create Error Code 38.
It also has the added advantage of being able to backup and restores your files should there be the slightest possibility of system file damage. DriverFIX is the answer to fixing your PC error codes accurately and quickly.
Click here to download DriverFIX to fix Error Code 44 quickly and effectively!