Windows 允许添加多个用户帐户以使用同一设备，使每个用户都有自己的设置、文档和应用程序。 例如，家长可以拥有自己的具有管理权限的帐户来管理设置和安装软件，而孩子可以拥有启用了家长控制的标准帐户来监视和限制其使用情况。

Select Start , then select Settings > Personalization > Themes.Choose from a default theme or select Get more themes in Microsoft Store if you want to download new themes with desktop backgrounds that feature cute critters, breathtaking landscapes, and other smile-inducing options.

Check the placement of the wireless USB dongle. The wireless USB dongle should be plugged into a USB port that allows for the best reception and minimizes the distance between the wireless USB dongle and the keyboard or mouse.

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Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

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Method. Used for. Authenticator app. Two-factor verification and password reset authentication. Text messages. Two-factor verification and password reset authentication.

Verified IDs are secure trusted credentials that can be used by websites and organizations to make account setup simpler and safer. Usually, you'll use your device's camera to capture a QR code on the site to get a new Verified ID, or a verification of an ID already on your device.

Multiple IF functions can be nested together to allow for multiple criteria. The Excel IF function statement allows you to make a logical comparison between a value and what you expect by testing for a condition and returning a result if True or False.