If you can't find an app or program, try the tips in See all your apps in Windows 10 and Program is not listed in add/remove programs after installation. If you get an error message when you're uninstalling, try the Program Install and Uninstall Troubleshooter.

Fixes an issue in which BITS peer caching does not work in a domain environment. This issue occurs in Windows Vista or in Windows Server 2008 when a disjoint namespace exists in the domain.

Fixes an issue in which recycled files are deleted permanently if you delete files from a DFS link in a network environment on a client computer that is running Windows 7 or Windows Server 2008 R2 after you redirect the Recycle Bin to the DFS link.

If some or all of the buttons on your Xbox controller aren’t working properly (this could include joystick drift, awkward calibration, button mapping issues, or controls not responding as expected), try these solutions to correct the problem.

Check for Windows updates. Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Fix connections to wireless displays or docks in Windows. Learn how to screen mirror or project content from one device to another.

A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This key, which is a 48-digit number, is used to regain access to the drive. You might be prompted for the BitLocker recovery key during startup, due to a security risk or hardware change:

If you delete files or folders that you're syncing, you can restore them from the Windows recycle bin on your PC. To put your Windows recycle bin on your desktop, see Show or hide the Recycle Bin. The information in this article also applies to OneDrive (for work or school) files.

Restore an item from the SharePoint in Microsoft 365 site collection Recycle bin. On modern team sites and classic sites (subsites), in the left pane, select Recycle bin. On modern communication sites, select Site contents, and then select Recycle bin in the top navigation bar.

How to use the PC Health Check app. Windows 11. PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems.