Maybe it has to propagate to all of DNSs? Might take some time.
Could be...
I could get logged in on my tablet, but I have WOW *Wide Open Wes* as my provider...and that was where problem was. By putting the ISP in my search bar, I could read stuff, but I was not able to log in ; and even tho I am the “computer administrator” I could not get the host file to “take.”