Unable to login to mobile account

[#1]

Just got in by pausing AdBlock - may be coincidence but worth a try if you use that or similar.

[#2]

I finally logged in yesterday using Internet Explorer !! My "regular" browsers , Edge and Chrome ,still no go!!

[#3]

Tried disabling AdBlock - still no good.

[#4]

Safari works most of the time now. FF just tried and doesn’t work. Don’t they monitor this at all?