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.
Find out which version of Microsoft Edge you have
Find out which version of Microsoft Edge you have. Here's how: Open the new Microsoft Edge , select Settings and more at the top of the window, and then select Settings . Scroll down and select About Microsoft Edge. Note: This topic is for the new Microsoft Edge . Get help for the legacy version of Microsoft Edge .
Guidelines and examples of array formulas - Microsoft Support
An array formula is a formula that can perform multiple calculations on one or more items in an array. You can think of an array as a row or column of values, or a combination of rows and columns of values. Array formulas can return either multiple results, or a single result. Beginning with the September 2018 update for Microsoft 365, any ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel for iPad, Excel for iPhone
Show, hide, and view the Bcc (blind carbon copy) field in Outlook for ...
In new Outlook, open a new message or reply to a message. From Options > Show fields, select Show Bcc. Add the names of people you want on the Bcc line. Note: When you add someone's email address to the Bcc (blind carbon copy) box, a copy of the message is sent to that person. Other people who receive the message don't see whose address is on ...
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
Meet Windows 11 - Microsoft Support
Meet Windows 11. Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need. Read on to get to know Windows 11.
Remove specific prevalent malware with Windows Malicious Software ...
Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.
Welcome to Copilot on Windows - Microsoft Support
Copilot is designed to deliver AI-powered assistance in a convenient manner, enabling you to seamlessly engage with generative AI on Windows. You can resize, move, and use Snap Assist with Copilot, just like you can with other Windows apps. You can use Alt + Tab to switch focus between Copilot and other open apps.
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 - Microsoft 支持
AND 和 OR 函数最多可支持 255 个单独条件,但并不建议使用多个条件,因为构建、测试和维护复杂的嵌套公式是非常难的。. NOT 函数仅采用一个条件。. 下面是根据它们的逻辑写出的公式:. 公式. 说明. =IF (AND (A2>0,B2<100),TRUE, FALSE) 如果 A2 (25) 大于 0,并且 B2 (75 ...
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, Excel for Windows Phone 10
I can't sign in to my Microsoft account - Microsoft Support
If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide. If we detect a problem with your account, we'll tell you what you need to do to solve the problem.
Applies To: Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, GroupMe, Microsoft account dashboard, Microsoft Teams, Microsoft Teams personal, Microsoft To Do, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, Outlook for Android, Outlook for iOS
Troubleshoot Windows Media Player Errors - Microsoft Support
Select Start > Control Panel > Programs. Select Turn Windows features on or off and uncheck Media Features and click OK. Restart your computer. Revisit the same window and recheck Media Features and click OK. Restart your computer again. If the above instructions fail to help, see the Windows Media Player support page.
Fix Wi-Fi connection issues in Windows - Microsoft Support
Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet. Make sure Wi‑Fi is turned on. Select the No internet icon on the right side of the taskbar, and make sure Wi-Fi is turned on. If it isn't, select it to turn it on. Also, make sure Airplane mode is turned off.