Fixes a problem in which an error occurs after you remove and then reinsert a USB COM port device. This issue occurs in Windows 8.1, Windows Server 2012 R2, Windows 7, or Windows Server 2008 R2.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe)

Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

The latest Xbox controller firmware update may affect Bluetooth connectivity and performance with some older non-Xbox devices. If your controller is having Bluetooth-related issues after a firmware update, you can choose to revert your controller to an earlier firmware version to correct the problem. Things to keep in mind.

Update your Xbox Wireless Controller. Keeping your controller updated with the latest software maximizes your controller's capabilities and compatibility. You can update your controller wirelessly, with a USB connection, or on a PC using the Xbox Accessories app.

What it fixes. The troubleshooter helps fix problems that: Corrupt registry keys on 64-bit operating systems. Corrupt registry keys that control the update data. Prevent new programs from being installed. Prevent existing programs from being completely uninstalled or updated.

Xbox Wireless Controller with Share button. iOS currently supports Xbox One controllers with Bluetooth capability, Xbox Wireless Controllers included with Xbox Series X|S, Xbox Elite Wireless Controller Series 2, and the Xbox Adaptive Controller.

Find your BitLocker recovery key. 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.

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.

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.