Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Learn how to switch between Office 365 for home subscription plans, which include Office 365 Home, Office 365 Personal, and Office 365 University. You will also learn how to redeem a free Office 365 subscription that came with your computer or tablet if you have an existing Office 365 subscription plan.

Learn how to use Feedback Hub to report problems or send suggestions to Microsoft.

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.

如果你使用的是 Windows 11，并在使用 Microsoft Store 中的应用时遇到问题，请考虑这些更新和修复程序。 首先，登录到你的 Microsoft 帐户。 接下来，按照显示的顺序实施这些可能的解决方案。

Aprende a agregar cuentas de usuario en Windows 10 y Windows 11. Con una cuenta, cada persona tiene archivos independientes, sus propios favoritos del explorador y un escritorio privado.

Узнайте, как установить, переустановить или активировать Microsoft 365 или Office 2019 на компьютере или Mac.

Découvrez comment résoudre les problèmes Bluetooth liés à Windows. Résolvez les problèmes de connexion d’un appareil Bluetooth ou d’un accessoire.

Learn how to troubleshoot and use the clipboard in Windows to paste multiple items, pin items, and sync your clipboard to the cloud.