On your other device, sign in to the area of the website or app where you manage your account, then select options to enable two-factor authentication and an authenticator app. A QR code appears to help you set up an authenticator app. On iPhone, use the camera to scan the QR code.

If you have a new phone, open the Google Authenticator app, tap +, and then Scan a QR code. Hold your new phone up to scan the QR code on your old phone's screen. If you don't have the new phone yet or want to save the code for later, you can take a screenshot and print it.

While Call of Duty's popular battle royale mode, Warzone, is already free and includes DMZ mode, Modern Warfare 2 is a premium title for the franchise and with that designation the game is often priced to match standard AAA pricing.