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

How to lock cells in Excel to protect your data. You can also unlock a range of cells and grant permissions to others to edit.

Découvrez comment créer un support d’installation pour l’installation ou la réinstallation de Windows 7, Windows 8.1 ou Windows 10.

Here are some answers to the frequently asked questions about the OneDrive desktop app for Windows.

Create a system restore point. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Microsoft Support offers assistance for Microsoft products, including how-to articles, videos, and training for various software and devices.

In the new Teams, you can switch between apps, respond to chat messages, and join meetings and calls more quickly while using less battery and memory.

Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

Use a ready signature template from a gallery to create your email signature in Outlook.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.