在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。. 如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Xbox Status | Xbox Support
Check the Xbox services, games, and apps for any service outages.
Manage devices used with your Microsoft account
Download Microsoft Edge from the Apple App Store and sign in with your Microsoft account.
Applies To:
Microsoft account dashboard
Getting started with the new Outlook for Windows
Windows Mail and Calendar apps. If you're using Windows Mail and Calendar and your accounts are supported in new Outlook, you will see a toggle in the upper right of the Mail app in Windows 10 and 11 to Try the new Outlook.. This option downloads the new app and switches your preferred email client.
Applies To:
New Outlook for Windows
Fix USB-C problems in Windows - Microsoft Support
USB-C overview. With a USB-C connection, you can charge your Windows 11 PC, and you can also connect to other USB Type-C devices such as mobile phones, docking stations, display adapters, and other devices that have a USB-C port.
Command Prompt and Windows Powershell for Windows 11
Solution 2: Windows Terminal settings. Open Windows Terminal, then select the Startup tab > Default terminal application > Windows Console Host.. Solution 3: Windows Console settings. If you already have a command line app open in a Windows Console Host and want to change the default setting:
Troubleshooting verification code issues - Microsoft Support
That verification method isn’t working right now: Sometimes the block may be tied to the verification method you are using.Try using another verification method connected to your account. For example, if you are using SMS to verify yourself and are hitting a block, try using an alternate email that is connected to the account to receive your authorization code.
Applies To:
Microsoft account dashboard
Microsoft Support
Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.
Language packs for Windows - Microsoft Support
The easiest way to get language packs for Windows 8.1 and Windows RT is to download and install them using the Language Control Panel. Download and install additional languages to view menus, dialog boxes, and other user interface items in your preferred language.
KB5005463— PC 正常性チェック アプリケーション - Microsoft サポート
重要 既定では、PC Health Check アプリケーションを開くと、重要なアプリケーション更新プログラムが使用可能になると、自動的にインストールされます。 PC Health Check ユーザーは自動更新を無効にできません。 [アプリ>アプリ&機能] > [アプリの一覧] (Windows PC 正常性チェック) > [アンインストール ...