Fix problems that block programs from being installed or removed
Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel. If you're trying to remove malware, you can use Windows Security (or another antivirus tool), or you can use the Windows Malicious Software Removal tool.
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.
Use the System File Checker tool to repair missing or corrupted system ...
If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. To do this, follow these steps: Open an elevated command prompt.
Fix problems that block programs from being installed or removed
Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel. If you're trying to remove malware, you can use Windows Security (or another antivirus tool), or you can use the Windows Malicious Software Removal tool.
How to check if an app or program is installed in Windows 10
To find out if an app or program is installed in Windows 10, select Start > Settings > Apps.
Uninstall and reinstall Paint and Snipping Tool - Microsoft Support
To uninstall and reinstall Paint and Snipping Tool, you must use Windows 10 22H2 19045.3758 or later. To uninstall Paint/Snipping Tool: From the Start menu, search for the Settings app and open it. Select Apps, then select Installed apps.
Install, manage, or uninstall apps in Microsoft Edge
With Microsoft Edge, you can install and manage applications from your favorite web sites onto your devices for fast access. Use the edge://apps page to see your installed applications and manage app permissions. You can sort installed applications by installation date, recently used and alphabetically.
Applies To: Microsoft Edge
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.
Pin apps and folders to the desktop or taskbar - Microsoft Support
In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.
How to install programs from online sources on Windows 10
There are two ways to get apps from Microsoft Store: On the Start menu, select the Microsoft Store tile. On the taskbar, select the Microsoft Store icon.