After you identify the security programs that are installed on the computer or have been partially removed from the computer, you can use a cleanup tool or instructions from the security program manufacturer to completely remove the program.

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.

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 Cleanup recommendations to identify and delete temporary files, large or unused files, files synced to the cloud, and unused apps. Connect an external storage device like a USB drive or SD card to your PC.

Learn how you can free up drive space in Windows. Keep your PC running smoothly and up to date by increasing the disk space.

Describes how to delete the contents of the Temporary Internet Files folder from the computer.

This article explains how to repair apps and programs in Windows 11 and use Settings to fix common app issues without reinstalling. You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs. Repair options from the Settings page.

This article describes how to start the Disk Cleanup tool and specify the hard disk to be cleaned by using the command line. To start the Disk Cleanup tool and specify the hard disk to be cleaned by using the command line, follow these steps: Click Start, and then click Run.

When critical Windows system files are missing or corrupted, your operating system may begin to malfunction. Common symptoms include Windows features not working properly, system errors, or Windows becoming unresponsive or freezing.

Microsoft cannot guarantee that problems resulting from the use of a registry cleaning utility can be solved. Issues caused by these utilities may not be repairable and lost data may not be recoverable.