There are many flaws in Gmail that require urgent recovery and one of those is Gmail temporary error 400 which is the most common error. This is caused by server configuration issues. Well, these errors can be very annoying to users, However, you can troubleshoot this issue by following some simple basic steps.
Well, I never faced this sort of error in my Gmail account but I am glad that you have told me in advance that how to tackle it. It is good that you always talk about most common error about the Gmail related things. I am thinking to download hp driver as well that will help me to tackle all the problems of windows 10.