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
Windows 10 Update Assistant - Microsoft Support
Windows 10 Update Assistant. The Windows 10 Update Assistant downloads and installs feature updates on your device. Feature updates like Windows 10, version 1909 (a.k.a. the Windows 10 November 2019 Update) offer new functionality and help keep your systems secure.
Recovery options in Windows - Microsoft Support
Your PC isn't working well and you recently installed an app. Restore from a system restore point. You suspect your device has been infected. Use installation media to reinstall Windows 11. Select one of the recovery options below and follow the steps to try to get things working again.
分享 Xbox Game Pass 订阅 | Xbox Support
下面介绍 Xbox Game Pass 订阅者如何将其 Game Pass 订阅权益扩展给朋友和家人。. 在家：将你的主要 Xbox（如果有多个）设为常用 Xbox，这会让使用其档案登录该主机的任何人都能够使用你的 Game Pass 订阅。. 常用 Xbox 和游戏共享的工作原理.
Windows 上的 NAT 类型显示“Teredo 无法获得资格” | Xbox Support
如果无法在 Windows 10 上连接到 Xbox 多人游戏，请转到“设置”>“游戏”>“Xbox 网络”。. 查找“NAT 类型”。. 如果状态显示“Teredo 无法获得资格”，则意味着电脑无法获得 Teredo IP 地址。. Windows 11. 如果在 Windows 11 上遇到类似问题，请执行以下操作：. 选择设备或 ...
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
如何兑换礼品卡和代码 | Xbox Support
兑换礼品卡和充值码以进行 Xbox 购买和延长 Xbox 订阅。. 代码的长度为 25 个字符，包括数字和字母，并且采用横竖 5 个字符的 5x5 格式。. 代码可以是你从 Microsoft 或受信任的零售商处购买的数字卡或物理卡。. 请注意，如果帐户的未结余额或付款选项不再有效 ...
Play, share, and download a meeting recording in Microsoft Teams
Select the Files or Shared tab in the meeting chat, channel, or meeting in calendar. Find and select the file. Select More options > Download . Only the meeting organizer can download the recording. To learn more about editing transcript permissions, see Edit or delete a meeting transcript in Microsoft Teams .
Applies To:
Microsoft Teams
保护 Xbox 网络免受作弊影响 | Xbox Support
保护 Xbox 网络免受作弊影响. 当某人非法获取我们努力赢得的内容时，这是不公平的。. 同样，作弊也会使 Xbox 网络上的乐趣和竞争贬值。. 在某些情况下，它甚至会为自己、其他玩家和服务带来安全风险。. 家长和监护人经常询问我们 Xbox 家庭组中的某人如何 ...
Download files and folders from OneDrive or SharePoint
You can download files and folders from Microsoft OneDrive, or from SharePoint in Microsoft 365, SharePoint Server Subscription Edition, or SharePoint Server 2019 to your computer with just a few clicks. Note: If you're downloading regularly from a Shared folder, you can add and sync shared folders to your own OneDrive.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, SharePoint in Microsoft 365 Small Business