The vulnerabilities could allow elevation of privilege if the Web Proxy Auto Discovery (WPAD) protocol falls back to a vulnerable proxy discovery process on a target system. To learn more about the vulnerability, see Microsoft Security Bulletin MS16-077.

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.

If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

In the search box on the Windows taskbar, type and then select Task Manager. Select More details. In the list of running processes, select the Broadcast bar server (bcastdvr.exe) process (if it's still there), and then select End task. Restart your game and try recording again.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Try closing both the Xbox app and the third-party extension you’re using like the EA, Riot, or Ubisoft apps, and then relaunch the Xbox app. If that’s unsuccessful, try disabling and re-enabling the extension in the Xbox app by selecting your profile picture and going to Settings > Extensions.

Fix Bluetooth problems in Windows. If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

Find out how to set up and use the Xbox Wireless Adapter for Windows, including how to connect the adapter to your Windows device and pair your controller to the adapter.

Fix network connection issues in Windows. Try these things to troubleshoot network connection issues in Windows 11. Make sure Wi-Fi is on. Select Start > Settings > Network & internet, then turn on Wi-Fi. Next, select More options ( >) next to Wi-Fi, then select Show available networks.

Troubleshooting network problems in Windows. If you can’t get email, browse the web, or stream music, chances are you’re not connected to your network and can’t get onto the internet. To fix the problem, here are some things you can try. Windows 11 Windows 10 Windows 8.1 Windows 7.