I have some issues with the mobile FF with typing (filling form elements on some sites). I still use it for browsing as having the addons gives a superior exper

I have some issues with the mobile FF with typing (filling form elements on some sites). I still use it for browsing as having the addons gives a superior experience. I'd be happy if I could switch 100%, but I have not been able to figure what is causing this issue. Does anyone else have issues with Firefox entering the words "twice" when they try to type?