从设备中删除Windows Hello和任何关联的生物识别数据. 转到 “开始 > 设置” > 帐户 > 登录选项 。. 选择要删除Windows Hello方法。. 选择“ 删除”。. 你的生物识别数据将保留在你的设备上，直到你将其删除。. 但是，在长时间Windows Hello处于非活动状态后，系统会提示 ...

For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Learn how to stop, cancel or pause uploads ...

Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.

Tìm hiểu cách cài đặt, cài đặt lại hoặc kích hoạt Microsoft 365 hoặc Office 2019 trên PC hoặc máy Mac. Nếu đây là lần đầu tiên bạn cài đặtMicrosoft 365 hoặc Office, bạn có thể phải hoàn tất một tập hợp các bước trước khi cài đặt hoặc bạn có thể cần làm theo các bước khác với những gì được hiển ...

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 ...

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。. 如果 Windows 已预先安装在计算机上，产品密钥应显示在设备 ...

Microsoft account Microsoft Store Windows 10. Rename your device to make it easier to identify if you use multiple computers with your Microsoft account. Select Start > Settings > System > About . Select Rename this PC. Enter a new name and select Next. You may be asked to sign in.

Install a printer in Windows. When you connect a printer or scanner to your PC or add a new printer or all-in-one device to your home network, you can usually start printing right away. Windows 11 supports most printers, so you probably won't have to install special printer software. Additional printer drivers and support might be available if ...

To change how icons and notifications appear. Press and hold or right-click any empty space on the taskbar and select Taskbar settings. Under Taskbar corner icons: Select On for any icons you want to see on the taskbar. Select Off for any icons you don’t want to see on the taskbar.

Microsoft 鼠标和键盘中心是可帮助你充分利用 Microsoft 键盘和鼠标的应用。. 借助鼠标和键盘中心，可个性化设置和自定义你在电脑上的工作方式。. 此应用不适用于 Windows S 模式 。. Smart Switch 现在支持鼠标和键盘。. 使用精品聚焦在联机会议期间向人们展示你正在 ...