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:

To adjust power and sleep settings in Windows 11, select Start > Settings > System > Power & battery > Screen and sleep. Screen: Select how long you want your device to wait before turning the screen off when you're not using your device.

获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

If you don't see the number forms subset available for your font you will have to use a different font, such as Calibri, to insert the fraction character. Double-click the fraction that you want to insert. Select Close. Only a handful of common fractions have a symbol that you can substitute. For more unusual fractions, such as 8/9, you can ...

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

Windows share window: Select the Outlook icon in the “Share using” section of the Windows share window to email your files using Outlook directly within the windows share window.It also has a search box. So, you can now search for contacts across Outlook to share a file. The Windows share window also displays 8-10 suggested contacts to quickly share to–including emailing yourself a file.

Note: If you don't see Map network drive on the More menu, you can right-click the This PC node in the folder pane and you'll see the command there. In the Drive list, select a drive letter. (Any available letter will do.) In the Folder box, type the path of the folder or computer, ...

Open directly from the Search bar. If the Bing Chat icon is displaying in your Search bar on the taskbar, simply select it and Bing Chat will open in Microsoft Edge.. Open in Search Home. Here's how: Select the Search icon or the Search bar on your taskbar.

Learn how to access Microsoft Store on Windows by selecting the icon on the taskbar or using the search box.

Here's more info on what permissions allow an app to do: Access all your files, peripheral devices, apps, programs, and registry: The app has the ability to read or write to all your files (including documents, pictures, and music) and registry settings, which allows the app to make changes to your computer and settings. It can use any peripheral devices that are either attached or part of ...