Find your Windows product key - Microsoft Support
Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Applies To:
Microsoft account dashboard
Avoid and report Microsoft technical support scams
If you receive a phone call claiming to be from Microsoft, or see a pop-up window on your PC with a fake warning message and a phone number to call and get your “issue” fixed, it’s better to be safe and not click any links or provide any personal information.
Using product keys with Office - Microsoft Support
Instead, for Microsoft 365, Office 2021, Office 2019 and Office 2016, you can view the Microsoft account that Office belongs to. This account takes the place of your product key and can be used to reinstall Office from the Microsoft account, Services & subscriptions page and to activate Office.
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 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Microsoft 365 for home, InfoPath 2013
使用 Microsoft Rewards 赢得积分 | Xbox Support
使用 Microsoft Rewards 赢得积分. 做日常所做的事，即可赢得奖励积分。. 这很简单，而且免费。. 只需注册即可将 Microsoft Rewards 包含在 Microsoft 帐户中：. Microsoft Rewards. 注册后，登录到 Microsoft 帐户可查看当前积分。. 在 Bing.com 上，还可在帐户名称旁看到总积分。.
Ways to install Windows 11 - Microsoft Support
On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.
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. 在外：在任意其他 Xbox 上 ...
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 ...
Windows Update Troubleshooter - Microsoft Support
If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.
Xbox Game Pass Friends & Family 的所有相关信息
2023 年 8 月 15 日：现有成员身份将结束，Xbox Game Pass Friends & Family 将不再可用。. 从 2023 年 8 月 15 日开始：我们将发送 Xbox Game Pass Ultimate 代码，以感谢你参与我们的预览计划 （对于主要和辅助成员），具体取决于主帐户持有者的剩余时间，如下表所述。. 你的 ...
KB5015684: Featured update to Windows 10, version 22H2 by using an ...
The enablement package is a great option for installing a scoped feature update like Windows 10, version 22H2 as it enables an update from version 2004, 20H2, 21H1, or 21H2 to version 22H2 with a single restart, reducing update downtime. This enables devices to take advantage of new features now.