It does this by checking links you click on, or that an app tries to open on your device and comparing them against our constantly updated list of sites known to be dangerous. If we see you're on your way to a site we know is dangerous, we'll warn you. Microsoft does not see your browsing activity.

Learn about the Unity Editor security vulnerability affecting some Microsoft games and apps on Android, Windows, Linux, and macOS.

Learn how to sign in and create app passwords for Microsoft apps and devices that don't support two-step verification.

Learn how to manage the privacy settings for your apps on Xbox when you're met with an error on the web or console.

If you're having problems with an app you got from Microsoft Store, go to Fix problems with apps from Microsoft Store. The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the ...

Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.

Learn how to fix error 87E0000F so you can download games and apps on your Xbox console or Windows PC.

在您的裝置上下載 Microsoft Defender，方法如下： 掃描下列 QR 代碼 在 App Store 中搜尋 Microsoft Defender 與您的裝置共用，下列連結： 複製連結 我們鼓勵您為每個人至少在五部裝置上安裝 Microsoft Defender。 準備好試試看了嗎？

Learn how to back up and restore apps, settings, files, photos, and Microsoft Edge favorites and preferences on your Windows PC using Windows Backup.

To use mobile apps on your Windows 11 PC, you need to install the Amazon Appstore. Once it's set up, you'll be able to browse and install mobile apps from a curated catalogue.