Office 2021 中的新增功能 - Microsoft 支持
重要: 如果通过 Microsoft 365 (或Office 365) 计划拥有订阅，则与 2021 Office 2021 或 Office LTSC 不同。例如，如果已在使用 Microsoft 365 或者组织已将以前名为 Office 365 专业增强版) 的企业 ( Microsoft 365 应用版 部署到组织中的用户，则无需 Office 2021 或 2021 Office LTSC 。
Applies To:
Office 2021, Office 2021 for Mac
How to back up and restore the registry in Windows
Back up the registry manually. Select Start , type regedit.exe in the search box, and then press Enter.If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.
Xbox Status | Xbox Support
Check the Xbox services, games, and apps for any service outages.
Помощь и обучение по Windows
Прочитайте справочные статьи и инструкции по операционным системам Windows. Получите ...
Xbox Support
You need to enable JavaScript to run this app. Xbox Support. You need to enable JavaScript to run this app.