Are you unable to sign in to your Gmail account on your phone? Having the problem while using your Gmail account on your phone? Then you must do something to get rid off this issue for always. The provided one should be the one you require:
Try to use Two step Verification Process to secure you Gmail Account App
Create a unique password for your Gmail app & once it will done the sign in with your new password. Here are the steps to change the password:
Open the security settings page in your Gmail account.
At the bottom of the page will see the App password section.
Click create new app password link and then password will create.
How to Reset Gmail Account Password:
On the Gmail login page click on the Need help?
Enter your last password and then click next.
There are many options where you can select the password recovery code via text or call.
Reset your password and make it like no one can guess it.