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Use the SUM function to sum numbers in a range - Microsoft Support
You can use a simple formula to sum numbers in a range (a group of cells), but the SUM function is easier to use when you’re working with more than a few numbers. For example =SUM (A2:A6) is less likely to have typing errors than =A2+A3+A4+A5+A6.
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Screen mirroring and projecting to your PC or wireless display
If you’re working on a Windows PC and want the apps and content from another device to show on your PC screen, you’ll want to consider mirroring that device‘s screen or projecting it to your PC. Note that you’ll need a device that supports Miracast. Here’s how to mirror another screen or project to your PC. Windows 11 Windows 10.
Fix sound or audio problems in Windows - Microsoft Support
1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6. Fix your audio drivers. 7. Set your audio device as the default device. 8. Turn off audio enhancements. 9. Restart Audio Services
Error 0x803F9006 occurs when you start a game or app on your Xbox ...
You get the following error code and message when you try to use a game or app on your Xbox console: 0x803F9006. The person who bought this needs to sign in. This may mean we’re having trouble checking usage rights. How to resolve the issue. Collapse all. Solutions. Do one of the following:
Enforcements | Xbox Support
Ineligible enforcements include those with shorter duration periods, content takedowns with no accompanying service suspension, and suspensions that are no longer active. Sign in to your account to view your enforcements. Find out how to submit a case review and learn more about your Xbox enforcements.
SharePoint にサインインする - Microsoft サポート
SharePoint にサインインする. SharePointは、次のように、Web ブラウザーを介して接続するブラウザー ベースのアプリです。. [office.com] に移動し、職場または学校アカウントにサインインします。. ウィンドウの左上隅で、 [ すべての アプリ] > > アプリ起動ツール ...
Applies To: SharePoint in Microsoft 365
Which version of Windows operating system am I running?
Find operating system info in Windows 11. To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings.
SUMPRODUCT function - Microsoft Support
How to use the SUMPRODUCT function in Excel, one of Excel’s math and trig functions, using multiplication, addition, subtraction, and/or division to return the sum of the products of corresponding ranges or arrays.
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
Create a 3-D reference to the same cell range on multiple worksheets
A 3-D reference is useful and convenient way to reference several worksheets that follow the same pattern and cells on each worksheet contain the same type of data, such as when you consolidate budget data from different departments in your organization.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Get to know Game Bar on Windows | Xbox Support
Use Game Bar to play and chat with friends. Performance (9) – Track your game’s frames-per-second (FPS) and other real-time stats. For more info, go to: Track your PC’s performance with Game Bar. Resources (10) – See what apps and processes are using system resources to help you optimize gaming performance.