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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.
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 Hardware problems can be caused by outdated or malfunctioning drivers.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).
Chat with a bot in Microsoft Teams - Microsoft Support
Chat with the bot and use it to assign tasks, reminders, or whatever task the bot assists with. To chat with a bot in Microsoft Teams, start a new chat and put the name of the bot in the To field.
Applies To: Microsoft Teams
使用 Xbox 云游戏玩 Microsoft 外部测试版模拟器 | Xbox Support
通过 Microsoft 外部测试版模拟器,可以体验自己驾驶飞机的乐趣。. 现在,你可以在 Xbox 主机和其他用于云游戏的设备上开飞机了。. 注意 云游戏需要 Game Pass Ultimate 或受支持的免费玩游戏服务。. 云游戏可用性因区域而异,Microsoft 外部测试版模拟器可在支持云 ...
How to use the PC Health Check app - Microsoft Support
How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version.
Block or remove a bot in Microsoft Teams - Microsoft Support
Block or remove a bot in Microsoft Teams. To stop a bot from participating in a one-on-one chat, first find the chat name in your chat list, then click More options > Mute. If you want to remove a bot entirely from a channel, find the channel name, then click More options > Manage team. On the Apps tab, click Uninstall next to the name of the ...
Applies To: Microsoft Teams
Download drivers and firmware for Surface - Microsoft Support
Manually update Surface drivers and firmware. Manual updates are useful if you need to update an offline device, update many devices that are all the same model, or if you’re creating system images for your organization.
Earn points with Microsoft Rewards | Xbox Support
Earn points toward rewards by doing the stuff you do every day. It’s easy and it’s free. All you need to do is sign up, and Microsoft Rewards will be included in your Microsoft account: Microsoft Rewards. Once you’ve signed up, sign in to your Microsoft account to see your current points.
Which version of Windows operating system am I running?
Find operating system info in Windows 11. To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings.
Request a refund for digital games | Xbox Support
If you pre-ordered a game and want to cancel, you can do so up to 10 days before the game launches at: Order history. After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store.