You can easily insert a check mark (also known as a "tick mark") in Word, Outlook, Excel, or PowerPoint. These marks are static symbols. If you're looking for an interactive check box that you can click to check or uncheck, see: Add a check box or option button (Excel) or Make a checklist in Word. In your file, place the cursor where you want to insert the symbol.

了解如何在电脑上重新安装 Windows，以及安装 Windows 后激活的工作原理。

Learn how to create installation media for installing or reinstalling Windows 7, Windows 8.1, or Windows 10.

If the battery icon has a charging, or lightning, symbol over the battery on the taskbar and Surface isn't charging the battery, try the following solutions.

Firewall & network protection in Windows Security lets you view the status of Microsoft Defender Firewall and see what networks your device is connected to.

On another Windows PC or other device, connect to Wi-Fi as you normally would, and enter your Wi-Fi password when prompted. For more info about connecting to Wi-Fi, see Connect to a Wi-Fi network in Windows.

可通过不同的方式删除应用和程序，因此如果找不到要查找的应用和程序，可以尝试另一个位置。 请注意，某些应用和程序内置于 Windows 中，无法卸载。

The following tables compare some key features between various versions of Visio. To see which version you are using, go to "My account" on office.com, then search that page for Visio.

Get started with Microsoft Teams (free). Explore your options, find out what’s new, browse help topics, and more.

You can change the look and feel of your Microsoft 365 applications by selecting a new Office Theme. How to change your theme