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更改或重置 PIN - Microsoft 支持
如果你忘记了 PIN 并需要重置它,可以从 Windows 登录屏幕进行重置。 查看 PIN 文本框下方: 如果看到 我忘记了 PIN ,请选择它,然后按照说明重置 PIN。 如果设备上有多个帐户,请选择需要重置的帐户。
Schedule an out of office status in Microsoft Teams
To clear your out of office status and turn off your automatic reply in Teams, return to the Out of Office screen, click the toggle next to Turn on automatic replies and select the Save button. Once you've scheduled an out of office status and message in Teams, you'll see automatic replies turned on in Outlook with the time range and message you set in Teams.
Applies To: Microsoft Teams
SUMIF function - Microsoft Support
sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...
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
Project help & learning
Get Microsoft Project help and training content. Find training courses, support, and additional resources for Microsoft Project.
查找 Windows 产品密钥 - Microsoft 支持
查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时,通常需要产品密钥。 通常,如果购买的是实物 Windows 拷贝,产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。
Applies To: Microsoft account dashboard
Get to know Game Bar on Windows | Xbox Support
Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.
Power efficient settings in Windows 11 - Microsoft Support
Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Baixe a atualização mais recente do Windows - Suporte da Microsoft
Os dispositivos Windows podem obter novas funcionalidades em momentos diferentes à medida que a Microsoft fornece atualizações, correções, melhorias e melhorias sem segurança por meio de várias tecnologias de manutenção, incluindo a CFR (distribuição de recursos controlado).. O Windows informará se você precisar reiniciar seu dispositivo para concluir uma atualização e poderá ...
Turn off Scroll Lock - Microsoft Support
Tip: To quickly open the On-screen Keyboard in Windows 11, click the Windows button.Begin typing On-Screen Keyboard which will appear in the search entry box. Under Search, which will appear as a list above the search box, click the On-Screen Keyboard search result. When the on-screen keyboard appears, click the ScrLk button.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016