Finding your BitLocker recovery key in Windows - Microsoft Support
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.
Fix sound or audio problems in Windows - Microsoft Support
Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).
Redeem a gift card or code to your Microsoft account
Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.
Applies To:
Microsoft account dashboard
Xbox Status | Xbox Support
Did this resolve your issue? Check the Xbox services, games, and apps for any service outages.
Screen mirroring and projecting to your PC or wireless display
On the PC you’re projecting to, launch the Wireless Display app by entering “wireless display” in the search box on the taskbar, and selecting Wireless Display in the list of results. Note: The Wireless Display app is available on devices running Windows 11 version 22H2 and newer.
How to sign in to Hotmail - Microsoft Support
Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.
Applies To:
Outlook.com
How to use the PC Health Check app - Microsoft Support
PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check. In Windows, use Search on the taskbar to ...
Use the System File Checker tool to repair missing or corrupted system ...
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.
加入俱乐部 | Xbox Support
加入俱乐部. 按“Xbox”按钮 以打开导航页，然后选择“人员”>“俱乐部”>“发现俱乐部”>“浏览所有俱乐部”，以查看你所属的俱乐部或浏览特别推荐俱乐部。. 也可通过选择“查找俱乐部”来搜索俱乐部。. 或者，从“主页”屏幕中，选择“好友和”“社区 ...
Manage user accounts in Windows - Microsoft Support
Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.