Fix problems that block programs from being installed or removed ...
Reset this PC how to reset your PC. If you can’t install, uninstall, or update a desktop program in Windows 10, the Program Install and Uninstall troubleshooter can automatically fix common issues such as corrupted registry keys or incomplete uninstall data.
Xbox Support
Xbox Support ... Xbox Support
Uninstall or remove apps and programs in Windows - Microsoft Support
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.
How to troubleshoot Windows Installer errors - Microsoft Support
When you install, uninstall, or update a program on a Windows-based computer, you may receive one of the following error messages. The Windows Installer Service could not be accessed. Windows Installer Service couldn't be started. Could not start the Windows Installer service on Local Computer. Error 5: Access is denied.
Fix gaming issues with the Xbox app for PC and handhelds
To get support for PC and handheld game installation and launching issues, follow our solutions below. Note Windows 10 22H2 or newer is required for some features to work properly within the Xbox app and Game Bar. You can check your version of Windows in Settings > System > About > Windows Specifications > Version. Check the Xbox status page.
Microsoft Store doesn't open - Microsoft Support
To open the Microsoft Store on Windows, click the button below. If you're having trouble launching Microsoft Store, here are some things to try: Reset the Microsoft Store cache: Press the Windows Logo Key + R to open the Run dialog box, type wsreset.exe, and then select OK.
Update drivers through Device Manager in Windows - Microsoft Support
Download the drivers for the desired device from the device manufacturer's site. Make sure to download the correct drivers that match the version and architecture of Windows. Once downloaded, if necessary, uncompress the downloaded drivers. Make a note of where the drivers are located on the Windows device.
Fix problems with apps from Microsoft Store
Find the app you want to reinstall, and then select Install. Select the Close (X) button in the upper-right corner of the app window to close it. Then, reopen the app. Make sure Windows has the latest update: Select check for updates now, and then select Check for updates.
Uninstall and reinstall Paint and Snipping Tool - Microsoft Support
Download the Paint/Snipping Tool installer file. Open the file to run the installer and follow all the instructions in the workflow until the setup is complete.
Windows Installer 4.5 is available - Microsoft Support
Software manufacturers can create the setup of their products to use Windows Installer to help make software installation, maintenance, and uninstallation straightforward and easy. Windows Installer 4.5 is released with Windows Vista Service Pack 2 (SP2) and Windows Server 2008 SP2.