On Windows, iOS, and Android Microsoft Defender will check links that you (or an app on your device) open to try and spot any that may be dangerous. If we find a harmful link, we'll block it and let you know.

Error code 1170000 means there is a problem related to connecting to the Xbox servers. Find out how to fix error code 1170000.

Restore account credentials from Microsoft Authenticator You can restore or recover your account credentials saved by Microsoft Authenticator. Note: You can only backup and restore on the same device type. For example, accounts backed up using an iOS device cannot be restored on an Android device.

For example, if you're having trouble adding an Outlook.com email account to the iOS Mail app, contact Apple Support. We recommend downloading and installing the Outlook mobile app for easy calendar and email management.

Due to the built-in security settings in iOS, other apps aren't able to see the address (URL) an app is trying to open, including those being opened in the web browser.

Signing your email messages with a digital ID helps to prove your identity and prevent message tampering.

If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

Messages that have the encrypt-only policy applied can be read directly in new Outlook, Outlook on the web, Outlook for iOS and Android, Outlook for Windows versions 2019 and newer, and Microsoft 365.

Important: With two-step verification, you always need two forms of identification. This means that if you lose your phone, your password alone won't get you back into your account. For that reason, we strongly recommend you have three different sign-in methods associated with your account.

To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store. Get the app