Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

提示: 登入時，如果您下次想要直接移至信箱，請在 [保持登入?] 提示中選取 [是] (不建議用於共用電腦)。 或者，選取 [不要再顯示這個] 方塊，然後選取 [否]，這樣每次都會提示您輸入密碼。. 如果您無法登入或忘記您的使用者名稱或密碼，請使用我們的 [登入疑難排解員]。

Training: Learn how to create a shareable link to make it easy to share files in a document, email, or IM.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

To see if your device is compatible: Look for your device in the list of Surface models that can be upgraded to Windows 11.. If you're not sure which Surface device model you have, look in the Surface app.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features.

Type your name and tap Join meeting. For the next step, the meeting organizer or their administrator may require you to sign in with an authorized account to join the meeting.

Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:

Safe mode is a startup setting that can help you troubleshoot problems on your PC. Here are some ways to get to it. Get to safe mode from Settings:

sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...