Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

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

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

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

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

Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.

Learn about what effect closing a Microsoft account might have on your other apps and services.

Experience Microsoft Copilot on windows devices using the Copilot app! The Copilot app helps you get answers and inspiration from across the web, supports creativity and collaboration, and helps you focus on the task at hand.

Learn how to use drag and drop to transfer content between your Android device and PC.

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.