Hello. My name is ***** ***** I will be assisting you today.
Settings look like they need to be
port 587 with SSL / Authentication
we can do a remote session to look at Thunderbird, as settings may be a little different
Another device is using it, that message doesn't make too much sense where are you seeing this?
are you checking this on Thunderbird?
sorry I have to leave will open this to others.
Welcome to Justanswer.com, my name is Dustin.I'm sorry to hear about the issue you are having, I will do my best to help you resolve it.
Besides the ipad and iphone, do you have another computer or mac?
To get started, I need to know what type of computer you are using, a Windows XP, Vista, Windows 7, Windows 8, Windows 10 or a Mac.If its a Mac, please check the OSX version as follows, Click the apple sign at the top left of your screen, then click about this mac. And then where it says version, send that to me as a reply.