Sign in to SharePoint. SharePoint is a browser-based app that you connect to through your web browser, like so: 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.

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.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

Set up your password reset verification method. Open the web browser on your device and go to the Security info page. Depending on how your administrator has set up your organization, one or more of the following options will be available for you to set up as your security verification method. If multiple options are available, we strongly ...

With OneDrive, you can sync files between your computer and the cloud, so you can get to your files from anywhere - your computer, your mobile device, and even through the OneDrive website at OneDrive.com. If you add, change, or delete a file or folder in your OneDrive folder, the file or folder is added, changed, or deleted on the OneDrive ...

Select Start > Settings > Apps > Apps & features. Apps & features in Settings. Select the More icon next to the app you want to fix. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available. If it isn't available or doesn't fix the problem, select Reset.

如果运行的是 Windows 10、Windows 8.1 或 Windows 8，请先运行收件箱部署映像服务和管理 (DISM) 工具，然后再运行系统文件检查器。. (如果运行的是 Windows 7 或 Windows Vista，请跳到步骤 3.) 键入以下命令，然后按 Enter： 完成命令操作可能需要几分钟时间。. DISM.exe /Online ...

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

When you receive an invite to a meeting, you can join from your Teams calendar. If someone sends you a meeting invite in Chat, select the link > Join now. In Teams, select Calendar to see your meetings. Find the meeting you want to attend and select Join.