使用系统文件检查器工具修复丢失或损坏的系统文件 - Microsoft 支持
如果运行的是 Windows 10、Windows 8.1 或 Windows 8，请先运行收件箱部署映像服务和管理 (DISM) 工具，然后再运行系统文件检查器。. (如果运行的是 Windows 7 或 Windows Vista，请跳到步骤 3.) 键入以下命令，然后按 Enter： 完成命令操作可能需要几分钟时间。. DISM.exe /Online ...
Download drivers and firmware for Surface - Microsoft Support
To find the link for the driver you need, select the dropdown list below and then scroll through it to find the type of Surface you have. After you've selected it, you'll see the available links for that type of Surface device model. Select the link for your model to get the latest firmware and drivers for sound, display, ethernet, and Wi-Fi.
How to sign in to Hotmail - Microsoft Support
Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.
Applies To:
Outlook.com
View, manage, and install add-ins for Excel, PowerPoint, and Word
When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Word for the web, PowerPoint for the web, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
How to earn Microsoft Rewards points - Microsoft Support
Here are some of the ways you can earn Microsoft Rewards points: Search with Bing *. Search the web through the search box on the taskbar on your Windows 10/11 device. Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web). For more ...
Applies To:
Microsoft account dashboard
在 Teams 作业中设置加权评分类别 - Microsoft 支持
导航到所需的课堂团队，然后选择“ 成绩 ”选项卡。. 选择“ 分配设置 ”图标 。. 3. 滚动到 “评分设置” ，并将 “加权评分类别 ”切换为“ 开 ”。. 4.将显示 “管理评分类别 ”窗口。. 选择 “添加评分类别 ”。. 5. 命名评分类别，并输入要分配的百分比 ...
Download Microsoft Authenticator - Microsoft Support
To install Authenticator on your Android device. Scan the QR code. or download and install Authenticator from the Google Play store. Get the app.
Outlook 2016 安全更新说明： 2023 年 3 月 14 日 (KB5002254)
摘要. 此安全更新解决了 Microsoft Outlook 特权提升漏洞。. 要了解有关此漏洞的详细信息，请参阅 Microsoft 公共漏洞和暴露 CVE-2023-23397 。. 注意: 若要应用此安全更新，必须在计算机上安装 Microsoft Office 2016 发行版。. 请注意，Microsoft 下载中心的更新适用于基于 ...
Surface 用のドライバーとファームウェアをダウンロードする - Microsoft サポート
Surface アプリを使用して、Surface ドライバーとファームウェアの正常性を簡単に確認できます。. Surface アプリを開く. Surface アプリで、 [ ヘルプ &サポート] を展開し、更新プログラムの状態を確認します。. 利用可能な更新プログラムがある場合は、 [ 更新 ...
Request a refund for digital games | Xbox Support
Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time. Note As a limited exception, digital game products may be eligible for a refund within 30 days if you’re unsatisfied with ...