The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

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

Use System restore to make restore points when you install a new app, driver, or Windows update, and when you create a restore point manually.

Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Troubleshoot problems with Bluetooth accessories. If you can turn on Bluetooth but having problems pairing or using a Bluetooth accessory, try the following steps to try to fix common problems with Bluetooth accessories.

Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。

In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

On the Switch out of S mode (or similar) page, select the Get button. After you see a confirmation message on the page, you'll be able to install apps from outside of the Microsoft Store.

Outlook でパスワードを受け付けられない. Microsoft アカウントのパスワードを忘れた場合は、 サインイン ヘルパー を使用してアカウントに戻ります。 メール アカウントに正しいパスワードを使用しているのに Outlook がそれを受け入れないことがわかっている場合は、追加のセキュリティが必要 ...