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Sign in to SharePoint - Microsoft Support
Go to office.com, and sign in to your work or school account. 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
Fix problems that block programs from being installed or removed ...
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter.
Find your IP address in Windows - Microsoft Support
Select Start > Settings > Network & internet > Ethernet. Under Properties, look for your IP address listed next to IPv4 address. Get info on how to find your IP address in Windows.
Use the System File Checker tool to repair missing or corrupted system ...
If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.
Windows Update Troubleshooter - Microsoft Support
If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.
Fix problems detaching or attaching your Surface Book keyboard
If you're having trouble detaching or attaching your Surface Book keyboard, here are some steps to try to get things working again. Note: If you're having problems typing or using the touchpad on your Surface Book keyboard, see Troubleshoot Surface Type Cover or Keyboard.
Download and install or reinstall Office 2019, Office 2016, or Office ...
From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Windows help and learning
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
Download and install Microsoft 365 Access Runtime
Download the Microsoft 365 Access Runtime which allows you to run Microsoft 365 Access applications if you don't have the desktop version of Microsoft 365 Access and need to use an application built to run with Access 2010 or later.
Applies To: Access for Microsoft 365, Access 2021, Office 2021, Access 2019, Office 2019
在 Outlook 中打开 .eml、.msg 和 .oft 文件 - Microsoft 支持
新的 Outlook for Windows. 可以使用拖放功能打开使用 windows新版 Outlook 中的扩展名 .eml .msg .oft 保存的电子邮件。. 注意: 必须具有活动的 Internet 连接才能打开这些文件类型。.
Applies To: New Outlook for Windows