Changing the password is recommended at least once in a while to keep your account safe from hackers and avoid any guess-logins to your account. If you haven't changed the password since you created a Gmail account, it is the time to change it. Sign in to Gmail My Account page. Click on Signing in to Google option in "Sign-in & security" section .How do you recover Gmail password?
Gmail’s Standard Recovery Procedure Head to the Gmail sign-in page and click the “Forgot Password” link. Enter the last password you remember. If you can’t remember one, click “Try a different question.” Enter the secondary email address you used when you set up your Gmail account to get a password reset email.