Merge cells. Select the cells to merge. Select Merge & Center. Important: When you merge multiple cells, the contents of only one cell (the upper-left cell for left-to-right languages, or the upper-right cell for right-to-left languages) appear in the merged cell. The contents of the other cells that you merge are deleted.

更改或重置 PIN. PIN 是用户定义的一组数字或数字和字母的组合，可用于登录 Windows 设备，而不是密码。. 你的 PIN 安全地存储在你的设备上，它不会在任何地方传输，也不会存储在服务器上。. 这使得它比传统密码更安全。. 如果要更改 PIN，或需要重置 PIN，可以 ...

Right-click on the desktop you want to change. Select Choose background. Select the list in the Personalize your background section, then select Picture. Select a picture. Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.

RAM: 4 GB. If your PC has less than 4GB of memory, there are sometimes options for upgrading to get additional RAM. You may want to consult your PC manufacturer’s website or with a retailer to see if there are easy and affordable options to meet the minimum requirements for Windows 11. Storage: 64 GB or larger storage device.

Open and run DxDiag.exe. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results. In the ...

Make sure the system is managing the page file size. Check for low disk space and free up space. Adjust the appearance and performance of Windows. Pause OneDrive syncing. Disable unnecessary startup programs. Check for and remove viruses and malware. Restore your PC from a system restore point. Tips to improve performance in Windows. If your ...

Try Microsoft Update or contact your company help desk. To download an update manually, see Office Updates. Go to Control Panel > Programs > Uninstall a program. Find and select your version of Microsoft Office on your computer. In the bar above, click Change. Select Quick Repair > Repair. If this does not work, retry the steps, but choose ...

Per ottenere supporto in Outlook.com, fare clic qui oppure selezionare Guida sulla barra dei menu e immettere la query. Se l'assistenza self-service non risolve il problema, scorrere verso il basso fino a Serve ulteriore assistenza? e selezionare Sì. Per contattare Microsoft in Outlook.com è necessario eseguire l'accesso.

Si esta es la primera vez que va a instalar Microsoft 365, es posible que primero tenga que realizar algunos pasos de configuración. Expanda la sección siguiente para obtener más información. Sin embargo, si va a reinstalar Microsoft 365, y ya ha canjeado una clave de producto y tiene una cuenta asociada a Microsoft 365, vaya a la sección iniciar sesión para descargar Office.

Note: Some versions of Project don't have an associated Microsoft account, or work or school account, or you need to redeem your product key in a different way.See the following if this is how you got your version of Project Professional 2021, Project Professional 2019, Project Standard 2021, or Project Standard 2019: Microsoft Workplace Discount Program (formerly known as Home Use Program ...