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

The new Microsoft Edge helps you browse, search, shop online, and more. Like all modern browsers, Microsoft Edge lets you collect and store specific data on your device, like cookies, and lets you send information to us, like browsing history, to make the experience as rich, fast, and personal as possible.

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

Learn how to manage background activity for apps to help save battery power in Windows.

Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.

Learn how to sign into your PC with Windows Hello using a PIN, facial recognition, or fingerprint.

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

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

Learn how to troubleshoot and fix problems setting up your email in Outlook.