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使用截图工具捕获截图 - Microsoft 支持
若要捕获视频截图,请打开“截图工具”,选择“ 录制 ”按钮,然后选择“ 新建录制”,或按 Windows 徽标键 + Shift + R。选择要录制的屏幕区域,然后选择“ 开始”。完成后,选择“ 停止”。此时,可以按原样保存录制内容,或在 Clipchamp 视频编辑器中选择“在 Clipchamp 中编辑 ”以使用录制内容。
Windows 登录选项和账户保护 - Microsoft 支持
若要访问登录选项,请依次转到“开始” > “设置” > “帐户” > “登录选项”。 或者直接单击此按钮: 转到“登录选项” 更改或管理密码或 PIN. 若要更改密码或 PIN,请转到“开始 > 设置> 帐户 ”> 登录选项。. 选择“PIN (Windows Hello)”,然后选择“更改 PIN”。
What is a Microsoft account? - Microsoft Support
What is a Microsoft account used for? You need a Microsoft account to sign in to your Windows pc, Xbox console, or any of Microsoft’s products and services, including Office, Outlook.com, OneDrive, Xbox Live, Microsoft 365, Family Safety, Skype, Bing, Microsoft Store and MSN.
Applies To: Microsoft account dashboard
Zip and unzip files - Microsoft Support
Press and hold (or right-click) the file or folder, select (or point to) Send to, and then select Compressed (zipped) folder. A new zipped folder with the same name is created in the same location.
End of support for Cortana - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
更改屏幕亮度(Windows - Microsoft 支持
如果你没有台式电脑并且滑块未显示或不起作用,请尝试更新显示驱动程序。 在任务栏上选择"搜索",键入"设备管理器",然后从结果列表中选择"设备管理器"。在"设备管理器"中,选择"显示适配器",然后选择显示适配器。长按 (或右键) 显示适配器名称,然后选择"更新驱动程序"并按照说明操作。
Calculate the difference between two times - Microsoft Support
On the Home tab, in the Number group, click the arrow next to the General box, and then click More Number Formats.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Get help with your Microsoft account - Microsoft Support
Billing & payments. Your dashboard is also where you can: Buy, renew, or cancel a subscription.
Applies To: Microsoft account dashboard
COUNT function - Microsoft Support
The COUNT function counts the number of cells that contain numbers, and counts numbers within the list of arguments. Use the COUNT function to get the number of entries in a number field that is in a range or array of numbers. For example, you can enter the following formula to count the numbers in the range A1:A20: =COUNT(A1:A20).In this example, if five of the cells in the range contain ...
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
在 Windows 中更改监视器上的刷新率 - Microsoft 支持
Windows 11引入了一项称为动态刷新速率 (DRR) 的新功能,该功能会根据你当时执行的操作自动调整刷新率。 这可以帮助你获得两全其美:当你需要游戏、浏览或墨迹书写时获得流畅的体验,当你不执行这些类型操作时,电池使用时间更长。