Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.

Choose the power mode that works for you and what you want to do on your Windows 11 PC. This lets you determine what’s important to you—getting the best battery life, best performance, or a balance between the two.

工作和学校帐户具有更高级的安全性和合规性工具来保护敏感的组织数据。 工作或学校帐户通常与 Microsoft 365 商业版或Microsoft 365 教育版产品相关联，并由负责向其组织中的人员分配用户帐户和 Microsoft 365 许可证的管理员进行管理。. 首次注册 Microsoft 商业版产品（如 Microsoft 365 商业版）时，会收到 ...

Add members to a shared channel. When creating a shared channel, the default setting is Share this channel with everyone on the team.. After you've chosen Shared channel as the channel type in the selection box, type the names of the people in your org you want to add to the channel and select from the list.

Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

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:

Immersive Reader advanced color support. In Immersive Reader, we've added many additional ways you can choose a page color.Selecting a page color can make text easy to scan with less eye strain. On the Immersive Reader tab click Page Color to see a 4x5 color picker.. Click More Colors to see additional color selection options such as Wheel, Sliders, Color Palettes, Image Palettes, and Pencils.

Once you've allowed microphone access to your apps, you can change the settings for each app. In Microphone settings, go to Choose which Microsoft apps can access your microphone, and turn on apps you want to use with it.For desktop apps, make sure that Allow desktop apps to access your microphone is turned on.

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

在基于 Word 与其他字处理应用程序（例如 Google Docs 或 OpenOffice.org Writer）之间共享的文档进行协作时，请将书写（内容）和格式设置（外观）视为不同的任务。