How to Deal with Gmail App Not Working?

To troubleshoot the issue of Gmail app not working then start by trying Gmail in another browser. The next simplest step to troubleshoot the issue is by trying Gmail in another browser. If you are using Chrome then start by opening Gmail in Firefox and see whether Gmail application is working or not. If it is working then figure out why it is not working in Chrome but at least users can carry on with your day. Likewise, if it is not working in mobile application then switch to a browser and see whether you are having the better experience or not.