See how to find things you've downloaded on your PC.

If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

Aprende a actualizar controladores en Windows usando Administrador de dispositivos para actualizar o reinstalar un controlador.

Many users find that using an external keyboard with keyboard shortcuts for Excel helps them work more efficiently. For users with mobility or vision disabilities, keyboard shortcuts can be easier than using the touchscreen and are an essential alternative to using a mouse.

Learn how to shut down, sleep, or hibernate your PC. When you’re ready to make your PC sleep, just press the power button on your desktop, tablet, or laptop, or close your laptop’s lid.

使用 Windows 设置应用更改桌面背景和颜色。

Find answers to your Xbox Live questions, troubleshoot issues, manage your account, and access exclusive features and games.

Comment envoyer des réponses automatiques d’absence du bureau à partir d’Outlook (en fonction du type de compte de courrier dont vous disposez).

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification