Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Learn how to troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.

A Free badge means an active Microsoft 365 Family or Personal subscription isn't associated with the account you signed in with. Only the free web versions of Word, Excel, and PowerPoint are available to you.

新しい Microsoft アカウントを作成して Microsoft サービスを使用する方法について説明します。

PC に Office 2013 または Office for Mac 2011 をインストールする方法について説明します。

Learn how to sign in or out of your Outlook.com email account, and get solutions for common login issues.

If you're moving from a Windows 7 or Windows 8.1 PC to a new Windows device, you'll find that the best way to get apps and games is through Microsoft Store.

Learn about Windows 11 minimum system requirements and how to assess your upgrade eligibility.

系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。

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