Learn how to use Windows File Recovery, a command line app from the Microsoft Store, to restore deleted files from your local storage device. This app requires Windows 10 build 19041 or later and does not support cloud storage or network file shares.

Learn how to troubleshoot common sound or audio issues in Windows 11 or Windows 10. Follow the steps to check your speaker output, run the audio troubleshooter, update or roll back your audio driver, and more.

Regsvr32 is a command-line utility to register and unregister OLE controls, such as DLLs and ActiveX controls in the Windows Registry. Learn how to use the Regsvr32 tool, troubleshoot common errors, and run it from an elevated command prompt.

Learn how to update your controller wirelessly, with a USB cable, or on a PC using the Xbox Accessories app. The app lets you customize the Xbox Elite Wireless Controller Series 2 on Windows 10/11.

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin, and if you're a Microsoft 365 subscriber, you can even restore your entire OneDrive if something goes wrong.

Learn how to update or reinstall device drivers, such as display drivers, in Windows 11 or 10. Follow the steps in Device Manager or check the device manufacturer's website for more help.

Learn how codecs let you play different formats of audio and video files in Media Player. Find out which codecs are included with Windows and which ones you can install from the Microsoft Store.

The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately. MUM and MANIFEST files, and the associated security catalog (.cat) files, are critical to maintaining the state of the updated component.

Find out what causes and how to fix common OneDrive errors on your PC or mobile device. Learn how to troubleshoot issues with sync, access, permissions, and more.

Learn how to locate your BitLocker recovery key, a 48-digit number needed to unlock an encrypted drive in Windows. See where to find it attached to your Microsoft account, work or school account, printout, or USB flash drive.