Find out how to fix sound or audio problems in Windows.

Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

If you’re working on a Windows PC and want the apps and content from another device to show on your PC screen, you’ll want to consider mirroring that device‘s screen or projecting it to your PC.

解决方案4：未针对云服务设置非浏览器应用. 如果尚未为某些非浏览器应用创建配置文件，这些应用程序将无法正确访问预期服务。. 确保计算机正确更新 Microsoft 365 的最简单方法是运行 Microsoft 365 的桌面设置工具。. 请按照以下步骤进行安装：. 在 web 浏览器中 ...

这样做可以省略 IF 函数，并可以独立使用 AND、OR 和 NOT。. 在 Excel 的“ 开始 ”选项卡中，单击“ 条件格式”>“新建规则 ”。. 接下来，选择“ 使用公式确定要设置格式的单元格 ”选项，输入公式并应用你选择的格式。. 使用早期版本的“日期”示例时，公式 ...

Historique des mises à jour de Windows 10, version 21H2; 14 mai 2024—KB5037768 (builds du système d’exploitation 19044.4412 et 19045.4412)

Find solutions to common problems or get help from a Microsoft support agent by contacting us.

To adjust power and sleep settings in Windows 11, select Start > Settings > System > Power & battery > Screen and sleep. Screen: Select how long you want your device to wait before turning the screen off when you're not using your device.

Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.

Learn how to sign in or out of your Outlook.com, Hotmail, Live, or MSN email account with Microsoft Support's step-by-step guide.