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

Découvrez comment installer, réinstaller ou activer Microsoft 365 ou Office 2019 sur un PC ou Mac.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

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

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

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

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Learn how to view, manage, and delete cookies in Microsoft Edge.