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

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

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

An overview of location permissions and your privacy in the Microsoft Edge web browser.

Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.

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

Find out how to change privacy settings for your camera and microphone in Windows.

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