Eliminating Gmail ‘Bad error request 400’ like a Pro!

Try to read the blog and execute the steps properly. The steps are easy to perform and could be helpful for you. Now, even after executing the steps if you are not able to troubleshoot this issue, you can take help from the executive team at Gmail Customer Service. https://contactforhelpblog.wordpress.com/2019/07/16/eliminating-gmail-bad-error-request-400-like-a-pro/