Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Download Internet Explorer 11 (Offline installer) - Microsoft Support
Microsoft Edge is the browser recommended by Microsoft. Support for Internet Explorer ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can reload it with Internet Explorer mode in Microsoft Edge.
SUMIFS function - Microsoft Support
Problem. Description. 0 (Zero) is shown instead of the expected result. Make sure Criteria1,2 are in quotation marks if you are testing for text values, like a person's name.. The result is incorrect when Sum_range has TRUE or FALSE values.. TRUE and FALSE values for Sum_range are evaluated differently, which may cause unexpected results when they're added. ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
在 Microsoft Teams 中加入会议 - Microsoft 支持
如需了解详细信息,请观看加入 Teams 会议视频。. 通过链接加入. 只需通过一个连接即可加入 Teams 会议。 在会议邀请中选择“ 立即加入会议”,将其带到一个页面,你可以在其中选择加入 Web 或下载桌面应用。 如果你已拥有 Teams 应用,会议将自动打开。
Applies To: Microsoft Teams
Use Microsoft Authenticator with Microsoft 365
If your organization is using multi-factor authentication (MFA) for Microsoft 365, the easiest verification method to use is the Microsoft Authenticator smart phone app.
Applies To: Office for business, Microsoft 365 admin
Find the serial number on your Microsoft or Surface device
If you have this Surface. Find it here. Surface Laptop, any Surface Laptop Go, and Surface Laptop SE. Look under your keyboard near the hinge. Any Surface Laptop Studio. Starting in Laptop mode, gently rotate the top of the display backwards 180 degrees.
SUMIFS Function - support.office.com
We would like to show you a description here but the site won’t allow us.
下載並安裝應用程式 - Microsoft 支援服務
瞭解如何從 Microsoft 365 商務版訂閱下載並安裝您需要的應用程式。
Recover and restore deleted items in Outlook - Microsoft Support
Items restored from Recoverable Items go to the Deleted Items folder. When you recover items from the Recoverable Items folder, they are moved to the Deleted Items folder. After you recover an item, you can find it in your Deleted Items folder and then you can move it to another folder.. Tips and Troubleshooting
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, Office 365 operated by 21Vianet, Outlook.com, New Outlook for Windows
Create and format a hard disk partition - Microsoft Support
To create a partition or volume (the two terms are often used interchangeably) on a hard disk, you must be logged in as an administrator, and there must be either unallocated disk space or free space within an extended partition on the hard disk.
Create an ISO file for Windows 10 - Microsoft Support
Unlike in previous versions of Windows, you’ll need to use the media creation tool to create an ISO file to install Windows 10. Make sure you have a license to install Windows 10, and then follow these steps: