I have a Win 10 x64 PC with Anti-Malware recently installed. I noticed that when trying to access my hosted email account via Chrome or Firefox, the web page partially loads. So I cannot log into my account with either Chrome or Firefox. I then tried MS Edge and IE Explorer and both of these work fine. I then paused Anti-Malware, then the pages loaded properly and was able to log into my email with both Chrome and Firefox.