Plugin: Google Signin
Follow Google guide to create new application in google and obtain OAuth 2.0 credentials
Within application settings set Authorized Redirect Url to: https://example.com/amember/misc/google-signin/callback
Follow Google guide to create new application in google and obtain OAuth 2.0 credentials
Within application settings set Authorized Redirect Url to: https://example.com/amember/misc/google-signin/callback