Microsoft account security info & verification codes
For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.
Applies To:
Microsoft account dashboard
Troubleshooting verification code issues - Microsoft Support
There are a number of possible explanations for why verification codes don't always arrive. Read through the list of the most common causes, and see if any of them apply to you, or use our troubleshooter to help guide you.
Applies To:
Microsoft account dashboard
Change the email address or phone number for your Microsoft account
You can create either a new Outlook.com email address or add an address that you already have. Then, select Add alias. After you’re returned to the previous screen, select Verify, and then follow the instructions that are provided. Or, select Add phone number.
Manage your Microsoft 365 subscription or Office product
For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card. Learn more.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows
适用于电脑的游戏服务修复工具 | Xbox Support
如果在电脑上安装或更新游戏服务时遇到问题，或者你注意到电脑版 Xbox 应用启动时缺少内容，则可能需要下载并运行适用于电脑的游戏服务修复工具。. 注意 在某些情况下，你可能无法运行游戏服务修复工具，除非你在电脑上以本地管理员身份登录。. 当 Windows ...
Open .eml, .msg, and .oft files in Outlook - Microsoft Support
New Outlook for Windows. You can use drag and drop to open email messages saved with the extension .eml, .msg, .oft in new Outlook for Windows. Note: You must have an active Internet connection to open these file types.
Applies To:
New Outlook for Windows
更改你的 Xbox 玩家图片 | Xbox Support
你可以随时使用 Xbox 应用移动版更改你的玩家图片。. 从 Xbox 玩家图片库中进行选择，或直接从移动设备添加你自己的图像。. 在 Xbox 应用的底部菜单中选择你的玩家图片以访问“档案”选项卡。. 选择屏幕顶部你的玩家图片旁边的编辑图标。. 请执行下列操作 ...
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
From the Microsoft 365 home page select Install apps. Select Install (or depending on your version, Install apps> ). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install .) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account.
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
Manage background activity for apps in Windows
Some apps let you manage background activity, which determines what they can do when they’re in the background and not actively in use. Apps that can run in the background can send and receive notifications, sync information, and stay up to date.
尝试在 Xbox One 上玩游戏时出现 0x803F9008 错误 | Xbox Support
查看此处以了解我们当前正在跟踪的已知游戏问题，并了解可以对其执行的操作。. . 尝试在 Xbox One 上玩游戏时，你会看到以下错误代码：. 0x803F9008. 这意味着，你的 Xbox One 主机处于离线状态。.