Download and install or reinstall Office 2019, Office 2016, or Office ...
Install Microsoft 365 2019 or 2016 on a PC. Remember a one-time purchase version of Microsoft 365 is licensed for one install only. Depending on your browser, select Open file (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Fix problems that block programs from being installed or removed ...
What it fixes. The troubleshooter helps fix problems that: Corrupt registry keys on 64-bit operating systems. Corrupt registry keys that control the update data. Prevent new programs from being installed. Prevent existing programs from being completely uninstalled or updated.
关于 Microsoft 支持和恢复助手 - Microsoft 支持
Microsoft 支持和恢复助手 的工作原理是运行测试来找出问题并为确定的问题提供最佳解决方案。. 它当前可修复 Office、Microsoft 365 或 Outlook 问题。. 如果 支持和恢复助手 无法修复你的问题，则它将提出后续操作建议并帮助你联系 Microsoft 支持人员。. 以下是用户 ...
Applies To:
Outlook for Microsoft 365, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Office for business, Microsoft 365 admin
联系我们 - Microsoft 支持部门
更多支持选项. 联系 Microsoft 支持人员。. 查找常见问题的解决方案，或从支持专员那里获取帮助。.