如何在 Excel 中将两个或多个单元格中的文本或数据合并为一个单元格。 首先选择要合并的单元格。 使用逗号分隔要合并的单元格，使用引号添加空格、逗号或其他文本。

蓝牙附件的问题疑难解答 如果你可以打开蓝牙，但在配对或使用蓝牙附件时遇到问题，请尝试以下步骤来修复蓝牙附件会遇到的常见问题。 你还应查看蓝牙设备制造商的网站，尤其是在你的其他蓝牙设备能正常工作的情况下。

Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.

Select the Start button, search for "OneDrive", and then open it:

若要在 Outlook.com 中取得支援，請按一下這裡或選取功能表列上的 [說明]，然後輸入您的查詢。如果自助無法解決問題，請向下捲動至 [仍然需要協助嗎?] 然後選取 [是]。 若要在 Outlook.com 中與我們連絡，您必須登入。 如果您無法登入，請按一下 [這裡]。 如需 Microsoft 帳戶或訂閱的其他協助，請瀏覽 ...

Do one of the following: If you've never used Easy Connect, select Use Easy Connect.. If you've used Easy Connect before, select your helper’s contact name. To invite someone who isn't on your contact list, select Invite someone to help you.

To reset your PC, go to Start > Settings > System > Recovery .Next to Reset this PC , select Reset PC.Then, select Keep my files, choose cloud or local, change your settings, and set Restore preinstalled apps? to No.. Open Recovery settings

开始之前 确保要安装 Windows 11 的设备满足最低系统要求。如果设备当前正在运行 Windows 10，建议使用电脑健康状况检查应用验证最低系统要求。 我们不建议在不符合要求的设备上安装 Windows 11。 有关详细信息，请参阅在不符合最低系统要求的电脑上安装 Windows 11。

The Microsoft Mouse and Keyboard Center is an app that helps you make the most out of your Microsoft keyboard and mouse. Mouse and Keyboard Center helps you personalize and customize how you work on your PC.

Learn how to activate Office pre-installed on new Windows 10 PCs or with a new product key.