Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.

Get help with a damaged or unreadable code. If you’re unable to read all 25 characters of your digital code, you’ll need to request a replacement code by contacting aka.ms/contactxboxsupport. When you contact support, make sure to provide the proof of purchase, the serial number, and a picture of the damaged code.

Change or reset your PIN. A PIN is a user-defined set of numbers, or a combination of numbers and letters, that allows you to sign in to your Windows device instead of a password. Your PIN is securely stored on your device, it isn’t transmitted anywhere, and it isn’t stored on a server.

Download and install or reinstall Office 2019, Office 2016, or Office 2013. Office 2019 Office 2016 Office 2016 for Mac Office 2013. If this is the first time you're installing Microsoft 365 you may have some setup steps to do first. Expand the learn more section below.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.