Sometimes, Gmail won't load in Chrome on Windows 10 properly because of the installed extensions or add-ons on the browser. Try temporarily disabling them one by one, then open Gmail again. Check if doing so solves the issue.

Sometimes, Gmail won't load in Chrome on Windows 10 properly because of the installed extensions or add-ons on the browser. Try temporarily disabling them one by one, then open Gmail again. Check if doing so solves the issue.