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Find your Windows product key - Microsoft Support
Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...
适用于: Microsoft 帐户仪表板
Como entrar no Hotmail - Suporte da Microsoft
Entre em Hotmail ou Outlook.com. Para entrar no Hotmail, você precisará do seu nome de usuário e senha da conta Microsoft. Dicas: Ao entrar, selecione Sim no prompt "Permanecer conectado?" se você quiser ir direto para sua caixa de correio na próxima vez (não recomendado para computadores compartilhados). Como alternativa, marque a caixa ...
适用于: Outlook.com
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Upgrade to Windows 10 Pro - Microsoft Support
Upgrade to Windows 10 Pro. Windows 10. Windows 10 Pro offers more advanced security and business networking features, including: BitLocker Drive Encryption. Remote Desktop. The ability to join a domain or Azure Active Directory. If you're running Windows 10 Home, select Get Windows 10 Pro to upgrade your device. Get Windows 10 Pro.
What's the difference between Microsoft 365 and Office 2021?
Office 2021 is sold as a one-time purchase, which means you pay a single, up-front cost to get Microsoft 365 apps for one computer. One-time purchases are available for both PCs and Macs. However, there are no upgrade options, which means if you plan to upgrade to the next major release, you'll have to buy it at full price.
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Microsoft 365 管理员
Using IF with AND, OR, and NOT functions in Excel
Using AND, OR and NOT with Conditional Formatting in Excel. In Excel, you can also use AND, OR and NOT to set Conditional Formatting criteria with the formula option. When you do this you can omit the IF function and use AND, OR and NOT on their own. In Excel, from the Home tab, click Conditional Formatting > New Rule.
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
如何使用远程桌面 - Microsoft 支持
设置你想要连接以使其允许远程连接的电脑: 确保你拥有 Windows 11 专业版。 若要检查这一点,请选择“开始 ”,然后打开“设置 ”。 然后,在“系统 ”下,选择“关于 ”,并在“Windows 规范”下,查找“版本”。 有关如何获取 Windows 11 专业版的详细信息,请转到“将 Windows 家庭版升级为 Windows ...
Open Device Manager - Microsoft Support
Windows 10. In the search box on the taskbar, type device manager, then select Device Manager from the menu. Open Device Manager.
Disk cleanup in Windows - Microsoft Support
Disk cleanup in Windows. To delete temporary files: In the search box on the taskbar, type disk cleanup, and select Disk Cleanup from the list of results. Select the drive you want to clean up, and then select OK. Under Files to delete, select the file types to get rid of. To get a description of the file type, select it.
Language packs for Windows - Microsoft Support
Language packs for Windows. Use the Add a language feature to install another language for Windows 11 to view menus, dialog boxes, and supported apps and websites in that language. To do this: Select Start > Settings > Time & language > Language & region. Go to Preferred languages, select Add a language. In Choose a language to install, enter ...