Microsoft Support

Install Bluetooth drivers using Windows Update Select Start > Settings > Windows Update. Select Check for updates. Install any available updates, and then restart your PC. Reinstall the Bluetooth driver If updating the driver doesn’t help, try uninstalling and reinstalling it. Open Device Manager. Expand Bluetooth. Select and hold (or right‑click) your Bluetooth adapter, then select ...

Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.

Find out how to use network transfer to copy games and apps from one Xbox console to another.

A PivotTable is a powerful tool to calculate, summarize, and analyze data that lets you see comparisons, patterns, and trends in your data. When you no longer need a PivotTable, select the entire PivotTable, and press the Delete key to remove it.

When you invite others to collaborate on your form or quiz, your co-authors can help add content, analyze responses, and share your form with others. Share a form or quiz to collaborate In Microsoft Forms, open the form or quiz you want to share to collaborate. Select More form settings > Collaborate or Duplicate .

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

Sign-in options Usage Guidelines URL: Privacy Policy URL: ...

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