The TWCU.EXE or TP-LINK Wireless Client Utility is a configuration application required to run wireless adapters successfully. The TP-LINK Wireless Client Utility application only exists on computers that are using the TP-LINK adapters. Upon the installation of this application, the service will be automatically added to the Windows service list that will continuously run in the background.
The Twcu.exe is placed at the C:\Program Files\TP-LINKTP-LINK\Wireless Utility folder and is used by TP-LINK to connect to the internet. The name of the main executable file is twcu.exe and can be viewed in the Services tab of the Task Manager. If you are one of the users who just upgraded to Windows 10 from the previous Windows versions, then you’ll most likely see an error saying, “Failed to load the library file!” that has something to do with twcu.exe or TWCU. This error pops up when you go to your desktop and every time you log into your Windows 10 PC.
Like pointed out, this error is related to the TP-LINK Wireless Client Utility and every user who is using the TP-LINK Wireless Client Utility is experiencing this problem which may be due to some compatibility issues especially when you start getting this error right after you upgraded to Windows 10. To fix this problem, follow each one of the options given below.
The best thing you can do is to run the TP-LINK Wireless Client Utility in the compatibility mode since the problem is due to some compatibility issue. To run this utility in the compatibility mode, here’s what you have to do:
This option is almost the same as the first one except it is an alternative way of fixing the TP-LINK Wireless Client Utility in case the first one didn’t work. In this option, you will troubleshoot the compatibility issue of the TP-LINK Wireless Client Utility.
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Error C00D11B1:’Windows Media Player can’t play the file.’
Some Windows 7 or Windows 8/8.1 users are having a hard time upgrading to Windows 10 as they are being prompted for a product key. By default, the Windows 10 operating system does not require a product key and users should not be prompted for one, given you upgraded your computer from an activated Windows 7 or Windows 8/8.1 license or from the Windows 10 Preview build. However, there are some users encountering this problem and there are several reasons for this.
There are a few reasons why some users are being prompted for a product key when upgrading to Windows 10:
Before you can fix this problem, you need to know why you’re being prompted for a product key. Some things you should know about Windows 10 product key activation are the following:
Now, if ever you’re prompted for a product key when you’re upgrading to Windows 10, you can apply the following methods:
If you’ve been prompted for a product key upon upgrading to Windows 10, you should click on the “Do this later” option. Wait for a few days then Windows 10 will get activated automatically.
One of the reasons Windows users are being prompted for a product key when upgrading to Windows 10 is that they have downloaded a wrong edition of Windows 10 and do not correspond with your current system.
NOTE: Users of Windows 7 Enterprise, Windows 8.0 Enterprise, and Windows 8.1 Enterprise are not eligible for the free upgrade offer.
If your Windows 7 or Windows 8/8.1 is not genuine or activated, you will get prompted for a product key. You need to make sure first your current system is activated.
Another thing you can try doing is to run the system file checker utility to scan if there are any broken operating system files. In doing so, you’ll be able to detect problems that might be preventing the product activation of your Windows 10 upgrade.
If in case you’ve exhausted all your resources and you are still being prompted for a product key when upgrading to Windows 10, you can try contacting the Microsoft Activation Center for further details. Check here for the appropriate telephone numbers to contact.
If you still experience the error after doing the methods above, you might want to try a powerful and trusted automated tool to fix the job.
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). |