Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Keyboard shortcuts are keys or combinations of keys that provide an alternate way to do something you'd typically do with a mouse. Here’s the list for the new Microsoft Edge and Microsoft Edge for Mac.

Do you need some help installing Quick Assist? For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.

Learn how to download, install, and configure additional language packs for your version of Windows.

To use voice typing, you'll need to be connected to the internet, have a working microphone, and have your cursor in a text box. Once you turn on voice typing, it will start listening automatically.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.