激活 Office - Microsoft 支持
解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。
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, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
Sign in to SharePoint - Microsoft Support
In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.
Applies To:
SharePoint in Microsoft 365
Create and run an update query - Microsoft Support
In the Save Backup As dialog box, specify a name and location for the backup copy, and then click Save.. Access closes the original file, creates a backup, and then reopens the original file. To revert to a backup, close and rename the original file so that the backup copy can use the name of the original version.
Applies To:
Access for Microsoft 365, Access 2021, Access 2019, Access 2016
PC 상태 검사 앱을 사용하는 방법 - Microsoft 지원
현재 Windows 10을 실행 중인 경우 PC 상태 검사는 장치가 Windows 11 최소 시스템 요구 사항을 충족하는지 확인하기 위해 포괄적인 자격 검사를 제공합니다. 장치가 적격하거나 적합하지 않은 이유에 대한 정보와 장치가 요구 사항을 충족하지 않는 경우 수행할 수 있는 조치에 대한 정보를 얻을 수 있습니다.
Supporto tecnico Microsoft
Il supporto tecnico Microsoft è disponibile per aiutarti con i prodotti Microsoft. Trova articoli, video e formazione su Microsoft Copilot, Microsoft 365, Windows, Surface e altro ancora.