Sign in to SharePoint - Microsoft Support
In the upper left corner of the window, select the app launcher > SharePoint Tip: If you don't see the SharePoint app after selecting the app launcher, you can find it by either selecting More apps, or using the Search box near the top of the window to search for SharePoint.
Applies To: SharePoint in Microsoft 365
Install mobile apps and the Amazon Appstore on Windows
To use mobile apps on your Windows 11 PC, you need to install the Amazon Appstore. Once it's set up, you'll be able to browse and install mobile apps from a curated catalogue.
客户服务电话号码 - Microsoft 支持
此页面为家庭用户提供支持链接,并为商业用户提供支持电话号码。
将 Windows 家庭版升级到 Windows 专业版 - Microsoft 支持
了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版,包括如何使用有效产品密钥或 Microsoft Store。
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Fix your Outlook email connection by repairing your profile
On the Email tab, choose your account (profile), and then choose Repair.
Applies To: Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin
Join a Teams meeting by phone - Microsoft Support
Join a meeting by phone audio. In Microsoft Teams, the Call me feature gives users a way to join the audio portion of a meeting by phone.This is useful when you're unable to use a computer for audio. Users will be able to hear and speak in the meeting through their mobile or land-line phones.
Surface Recovery Image Download - Microsoft Support
Applies To Surface 2 Surface 3 Surface Book Surface Book 2 - 13 inch Surface Book 2 - 15 inch Surface Book 3 - 13.5 inch Surface Book 3 - 15 inch Surface Book with Performance Base Surface Duo Surface Duo 2 Surface Go Surface Go 2 Surface Go 3 Surface Hub 2S - 50 inch Surface Hub 2S - 85 inch Surface Laptop (1st Gen) Surface Laptop 2 Surface Laptop 3 - 13 inch Surface Laptop 3 - 15 inch ...
Recover lost or deleted files - Microsoft Support
If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version.Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.
Error 0xC0000142 when you start an Office application
Note: If you have a suite such as Microsoft 365 Family, Office Home & Student 2016, or Office Home and Student 2013, search for the suite name, even if it's just a particular application you want to repair such as Word or Excel.If you have a standalone application such as Word or Excel, search for the application name.