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)

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Some Office 2019, Office 2016, and Office 2013 products come with a product key. If yours did, before installing Microsoft 365 for the first time, sign in with an existing or new Microsoft account and enter your product key at office.com/setup. Redeeming your key is what links your account with Microsoft 365 so you only have to do this once.

Did this resolve your issue? Check the Xbox services, games, and apps for any service outages.

Now that you have the correct Offline System Update file saved to your USB flash drive, you can install the file onto your Xbox One console: Plug the USB flash drive with the Offline System Update file into a USB port on your console.

The Gaming Services Repair Tool can often resolve launch, install, update, or various other issues for both games and the Xbox app itself. You can use this tool from within the Xbox app or try the downloadable version. For more info on how to run this tool, visit: Gaming Services Repair Tool for PC.

Installing Windows 11 on devices that don't meet minimum system requirements. If you changed your hardware in order to upgrade to Windows 11 and the system is not recognizing the change in a timely manner, this article explains how to initiate the assessment manually.

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.

If you'd like to use an unlinked device with Phone Link again in the future, you will need to relink such devices again. Describes the required steps on both your PC and your mobile device for removing a device from the Phone Link app.

To easily connect an accessory using the Xbox Accessories app: Power on your Xbox Series X|S. Press the Xbox button to open the guide. Go to Profile & system > Settings > Devices & connections > Controllers & headsets. When the Xbox Accessories app launches, scroll right and select Connect a device.