Update the google chrome app if it needs it You should get the option to send a verification code sent to a specified phone number (already listed in how you sign in to google), which then arrives by text message that you can then enter. Once installed open gmail app and sign in
The authenticator prompt should appear on any other device which has gmail ie You should then be able to sign into your google account with your new iphone Pc , ipad etc (no need for old iphone)
I'm adding a google account to my iphone or ipad for the first time. Apple knows your old device isn’t active anymore, but google doesn’t, so it’s trying to display this security prompt The good news is that there are a few workarounds you can try. Can not sign in to my gmail account with my new iphone 15
An old ipad is possible Do you remember any old passwords you've used with your gmail account Is there a phone number or second email address linked to this gmail account? Is gmail not working on iphone