Information about Overwatch 2 SMS requirements.

What to do if you don't receive texts from Blizzard

What to do if you are getting the error "The challenge was created with unsupported parameters and can not be displayed" when completing SMS verification on console

Why does the SMS verification sends the authentication code to a different number

Can't log into Overwatch 2 with an error "Unable to authenticate"

What to do if the verification code received via SMS doesn't work

Information on the sms requirement for Call of Duty

What to do if the website returns "Connection Error" when adding a phone number

Error emerges when trying to restore the previous authenticator on a new device

What to do if the security code sent to your mail or SMS is not allowing you to authenticate your account