了解如何在 Microsoft Teams 中创建、编辑和自定义群组聊天， (Android、iOS、Windows 和 Mac 设备上的免费) 。

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

Update Surface devices and Windows. Download the latest drivers and firmware updates to keep your Surface devices performing their best.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Learn how to install Windows 11, including the recommended option of visiting the Windows Update page in Settings.

Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.

Learn how to view and delete your browser history and other history in Microsoft Edge.