Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

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

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...

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.

The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.

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

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

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