Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.

Important: Bookmark names must begin with a letter.After that, they can include numbers and letters, but not spaces. If you need to separate words, you can use an underscore ( _ ). For example, First_heading.

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.

Get steps for connecting a Miracast wireless display. If pressing the Connect button in the action center doesn't find your device, try the troubleshooting steps provided at Fix connections to Miracast wireless displays.

Choose Open all, or Open all in new window, or Open all in new InPrivate window.

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).

Windows 10, version 22H2 update history; July 23, 2024—KB5040525 (OS Build 19045.4717) Preview; July 9, 2024—KB5040427 (OS Builds 19044.4651 and 19045.4651)

When you get a new device and start up Windows 10 for the first time, the antivirus protection that comes installed with the device is your default security app.

Learn how to check your PC's storage capacity and manage it effectively with Microsoft Support's guidance.

注意: 如果连接到电脑的设备（例如显示器、打印机或扫描仪）在从睡眠状态或休眠状态唤醒后不能正确工作，你可能需要先断开设备连接并重新连接或重新启动电脑。还应确保你具有适用于所有设备的最新驱动程序。