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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
How to get and use app passwords - Microsoft Support
After you turn on two-step verification or set up the Authenticator app, you may run into issues if you use older devices (like Xbox 360 or a mail-sending security camera) that don't support two-step verification. For those devices, you can sign in with an app password instead. An app password is a long, randomly generated password that you provide only once instead of your regular password ...
A driver can't load on this device - Microsoft Support
Warning: Turning off Memory Integrity on a Secured-core PC takes the device out of a Secured-core state.If you choose to continue using your device without addressing the driver problem, you might discover that the functionality the driver supports does not work any longer, which could have consequences ranging from negligible to severe.
了解 Windows 上的 Game Bar | Xbox Support
了解如何使用 Windows 上的 Game Bar 来捕获游戏过程、与好友聊天和跟踪成就。
Fix problems signing in to the Xbox app - Microsoft Support
If none of those options work, select the Start button > Settings > Accounts , then find the Microsoft account you used to sign in to the Xbox app and select Remove.Then go back to the Xbox app and sign in with the Microsoft account you just removed. Open Settings
Installing Windows 11 on devices that don't meet minimum system ...
Explore subscription benefits, browse training courses, learn how to secure your device, and more.
Устранение неисправностей Bluetooth-подключений в Windows
Устранение неполадок с аксессуарами Bluetooth. Если вы можете включить Bluetooth, но у вас возникают проблемы со связыванием или использованием аксессуара Bluetooth, см. следующие действия, которые помогут вам устранить ...
Windows 的语言包 - Microsoft 支持
我可以重新分发语言包吗? 如果你代表政府或政府机关、政府隶属机关或政府扶持的文化或语言委员会或机构,或认可的教育机构,你可以按原样将从 Microsoft 收到的包重新分发给具有有效软件许可的用户。
如何使用电脑健康状况检查应用 - Microsoft 支持
注意: 如果设备上发现兼容性问题会中断使用 Windows 11 的体验,我们会暂时延迟升级,直到问题得到解决。兼容性保障措施有助于确保在升级时获得最佳体验,并且当关键应用或驱动程序尚不兼容时,工作效率不会中断。
查找 Microsoft 帐户用户名 - Microsoft 支持
如果知道用户名和密码但已停止工作,请阅读 我的用户名和密码已停止工作。. 如果你忘记了 Microsoft 帐户用户名或电子邮件地址, 并且 之前已在 Microsoft 帐户上设置了其他 安全信息 ,请按照以下步骤操作。