Uninstall or remove apps and programs in Windows. There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

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.

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).

If you're using Outlook for Windows, see Fixes or workarounds for recent issues in Outlook for Windows. If you're having problems accessing Outlook.com, you can see the status of Microsoft Office Online Services at the Service Health portal.

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.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check. In Windows, use Search on the taskbar to ...

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Read an encrypted email message using Outlook.com or Microsoft 365. If you’re using Outlook.com or Microsoft 365 with new Outlook, Outlook for Mac, the Outlook.com website, the Outlook mobile app, or the Mail app in Windows 10, you can read and reply to encrypted messages the same way you do with unencrypted messages.

someone@example.com-您是否正在寻找电子邮件地址？. 在 Outlook 中查找电子邮件地址？. 使用 "搜索通讯簿" 框。.

Safe Senders in Outlook.com. To ensure messages from known addresses or domains don't get moved to your Junk Email folder, add them to your safe senders list: Open your Safe Senders settings. Under Safe senders and domains, enter the email address or domain you want to add, and select Add.