Automatically diagnose and repair Windows file and folder problems ...
Follow these steps to automatically diagnose and repair problems with files and folders in Windows. These problems might include the inablility to delete files or folders from the Recycle Bin, or troubles with trying to copy, move, rename, or delete a file. Select the Download button on this page.
Use the System File Checker tool to repair missing or corrupted system ...
Use the System File Checker tool to repair missing or corrupted system files. When critical Windows system files are missing or corrupted, some Windows features may stop working correctly or Windows may stop responding altogether.
File Explorer in Windows - Microsoft Support
Starting with Windows 11, version 22H2, the known Windows folders— Desktop, Documents, Downloads, Pictures, Music, and Videos —are available by default as pinned folders in Quick access in both File Explorer Home and the left navigation pane.
Fix problems that block programs from being installed or removed
First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open. The troubleshooter provides steps for you to follow. If a program isn't listed in the uninstall options, you'll be asked for that program's product code.
Using System File Checker in Windows - Microsoft Support
Learn how to run System File Checker in Windows to check if your computer has problems with files.
List of security program cleanup and uninstall tools
Provides links to the uninstall tools and directions for many security programs.
System Restore - Microsoft Support
With System Restore you can revert your PC's state to a previous point in time. This can be particularly useful when troubleshooting issues caused by recent changes, such as software installations, driver updates, or system settings modifications.
Find your files in Windows - Microsoft Support
Search from the taskbar: Type the name of a document (or a keyword from it) into the search box on the taskbar. You'll see results for documents across your PC and OneDrive. To filter your search, you can select the Documents tab—and then your search results will only show documents.
Fix File Explorer if it won't open or start - Microsoft Support
Learn how to troubleshoot File Explorer problems in Windows.
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.