How to resolve this Error “Invalid credential, please try again” when attempting to log into account

Issue: Unable to log into Gmail/Google Apps account on Gmail backup or Google Apps backup software

Error: Enter email and password and receive invalid credentials error.

Resolution:
1. Verify you are using the correct ID and password.
2. User Account should not have 2-Steps verification Read More......
3. Ensure IMAP is enabled in Google Account Read More......