Gmail is developed by Google. It is a well-known platform for sending or receiving emails. If you are also a Gmail user then you should add your phone number to your Google account so that you can recover your Google account if you lose use to it. Most of the users do not know the process so a recovery phone number helps you to reset your password if you have forgotten your password or you are locked out of your Gmail account for some other reason. Many people add a phone number for security notification delivery. Therefore, If you cannot sign in to make sure that you can get back into your Google account. You can add your recovery information.
Step by step instructions are given below you can follow to add a recovery phone number in Google account
In case, if the above steps are not working or not beneficial for you to add recovery phone number in Google account then you can make the call to the Google support number to get Google customer service. They definitely resolve such kinds of related issues.