Before removing your password, you'll need to download and install the Microsoft Authenticator app or Outlook for Android. We also recommend that all your devices have the latest software updates.

Warranties, extended service plans, and terms and conditions for your device Terms and conditions, including warranty terms, are dependent upon where you purchased your device. To review legal documents about the Standard Limited Warranty, Microsoft Complete extended service plan, and extended hardware service plan for business here, see: Warranties and service plans

Note If you're using the Outlook.com email app on your Android phone, you're all set—you don't need an app password.

Learn how to use mobile operator billing as a payment option to buy Xbox subscriptions, games, and other content.

Here are the most likely causes for an unrecognized charge: A Microsoft subscription has recurring billing enabled. Someone you know, such as a family member, bought something with your card. You can now investigate this on the Manage your payments page. A previously declined charge was charged again. A pre-order or split order was shipped. Someone made an in-app purchase from an app, game, or ...

To install Authenticator on your Android device or download and install Authenticator from the Google Play store.

If you have a Surface or Xbox, you can use your Microsoft account to check its warranty and make warranty claims. Your new Surface or Surface-branded accessory comes with a limited standard warranty. For more warranty details, see Warranty and Protection Plan Terms & Conditions. How to register your Microsoft device for warranty and service Before you can check your warranty or get service ...

When you sign in on a new device or from a new location, we'll send you a security code to enter on the sign-in page. Learn how you can use the Microsoft Authenticator app or authenticate using Outlook for Android.

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows.

Learn how to use the PC Health Check app to help you improve your device performance.