Learn how to use Snipping Tool to capture a screenshot, or snip, of any object on your screen, and then annotate, save, or share the image.

Summary A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This is a 48‑digit number that lets you regain access to your drive.

Find everything you need to manage your Microsoft account, XBOX profile, and more.

尝试为游戏选择其他显示选项，例如无边框窗口。 游戏可能阻止了自定义键盘快捷方式。 请参阅下面的“为什么我的键盘快捷方式对 Game Bar 不起作用？” 部分。 少数计算机和配件不支持 Windows 徽标键。 有关详细信息，请查看设备制造商的网站。 如果键盘上未内置 Windows 徽标键，则创建一个自 ...

Support for Office 2021 will end on October 13, 2026. Learn more about your options for Office.

Open Device Manager Select Start , enter device manager. Then, select Device Manager from the search results.

Windows 11 Windows 10 In this article: Adjust display brightness Night light Color profile management Use HDR Adjust display brightness Managing your display brightness can significantly enhance your viewing experience and help conserve battery life. You can adjust the brightness manually or let your PC handle it automatically based on lighting conditions or content.

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Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.