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

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

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

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

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

You can choose which apps will start automatically when you start your device.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

Hotmail est maintenant Outlook.com. Découvrez comment vous connecter pour accéder à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN.

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