Please follow the steps given below:
Signout of your gmail account andsign back in:
Click the link to signout first:
And now, please try to sign back in.
Else, click need help or forgot password.
And choose "I don't know my password"
And follow on-screen instructions to create a new password.
Once you create new password, please use new password.
If you have other queries regarding this, please reply back to me the box given below.
And if you can take a second to rate my service(-OK or more -by clicking stars at the top of the page and choose submit), that would be greatly appreciated.