First, launch Windows Backup: select Start , type windows backup, and select Windows Backup from the results. (Or you can select Start > All apps > Windows Backup .) Then select Folders to drop it down, and select which of your user folders you want to back up to OneDrive: You can back up your Desktop, Documents, Pictures, Videos, and Music ...

Go to Settings and more > Settings > Profiles > Passwords . Next to the password you want to change, select More actions , and then select Edit. When prompted, authenticate yourself to the operating system to get access to the password information. After you successfully authenticate yourself, in the Edit password dialog, update your password ...

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn about what effect closing a Microsoft account might have on your other apps and services.

Microsoft 365 商业版 如果 企业 订阅计划包含桌面版 Microsoft 365 应用，则除非组织中有人向你分配了许可证，否则你不会看到安装它的选项。 了解如何在我拥有哪些 Microsoft 365 商业版产品或许可证？ 中检查此项；如果你是负责向组织中人员分配许可证的 Microsoft 365 管理员，请参阅向用户分配许可证。

Turn password saving on or off. Select Settings and more > Settings . Select Profiles > Passwords > Settings . Under Passwords, set Offer to save passwords to On or Off as desired. Note: Turning off password saving doesn't delete previously saved passwords.

Select the Network, Sound, or Battery icons ( ) on the far right side of the taskbar to open quick settings. The Disconnected icon appears when you’re not connected. On the Wi-Fi quick setting, select Manage Wi-Fi connections . Choose the Wi-Fi network you want, then select Connect. Type the network password, and then select Next. Fix Wi-Fi ...

Upgrade to Windows 11: FAQ. An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11. An update ensures you have the most recent features and security improvements for your current version of Windows.

To change which user is signed in, select the Start button on the taskbar. Then select the account name icon or picture to see a list of users you can switch to. Select another user to switch. To edit the account name shown, select the account type: Microsoft personal account Microsoft work or school account Local account.

Fix connections to Bluetooth audio devices. If you are having problems with Bluetooth audio devices (or Bluetooth in general) in Windows 11, see Fix Bluetooth problems in Windows . Learn how to troubleshoot and fix Bluetooth audio connection issues in Windows 10 and 11.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.