Use the System File Checker tool to repair missing or corrupted system ...
To resolve this problem, perform the System File Checker scan in safe mode, and make sure that the PendingDeletes and PendingRenames folders exist under %WinDir% \WinSxS\Temp. Windows Resource Protection found corrupt files and successfully repaired them. Details are included in the CBS.Log %WinDir% \Logs\CBS\CBS.log.
Recover lost or deleted files - Microsoft Support
Learn how to recover files that have been lost, deleted, or accidentally changed.
Windows File Recovery - Microsoft Support
Learn how to use Windows File Recovery app to restore or recover lost files that have been deleted and are not in the recycle bin.
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.
Update your Xbox Wireless Controller
All but the original Xbox Wireless Controller can take updates wirelessly without connecting with a USB cable. This controller has a small, circular 3.5-mm port on the bottom of the controller (if your controller has this port, you can only update via USB cable).
Update your security processor (TPM) firmware - Microsoft Support
Learn how to update your security processor or TPM firmware to protect Windows 10 and your device from attacks by malicious software.
How to use the PC Health Check app - Microsoft Support
Learn how to use the PC Health Check app to help you improve your device performance.
Download drivers and firmware for Surface - Microsoft Support
You'll find direct links to downloadable packages that contain driver and firmware updates for Surface devices. You'll also find a section about imaging for IT professionals. To prepare for updates: Attach your Surface Type Cover or Surface Dock (if you have one) so it gets the latest updates, too. Make sure you have an internet connection.
Surface Recovery Image Download - Microsoft Support
To download the recovery image, you’ll need a USB drive. Before you download a recovery image, format your USB drive to FAT32. Having trouble signing in? Contact Us.
Find your BitLocker recovery key - Microsoft Support
Learn how to find your BitLocker recovery key in Windows.