The Microsoft Support and Recovery Assistant works by running tests to figure out what's wrong and offers the best solution for the identified problem.

Découvrez comment créer un support d’installation pour l’installation ou la réinstallation de Windows 7, Windows 8.1 ou Windows 10.

Learn how to use the Gaming Services Repair Tool to troubleshoot installation and update issues with Gaming Services on PC.

Learn how to add an app to run automatically at startup. Select the Start button and scroll to find the app you want to run at startup.

Learn how to back up apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC.

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

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

2.验证你的身份. 为了保护你的安全，Microsoft 必须先验证你的身份，你才能继续重置密码。

After you've signed up for Microsoft 365, you and your employees can install your Office apps. From the admin center, select Office software.. Choose a language, and then select Install.. When prompted, select Run.. Select Yes to allow the app to make changes to your device.. The installation may take several minutes, depending on your Internet speed.