I can not get yahoo mail on my iPad or iPhone. Keeps saying the server is unavailable. How to fix?, 7.7 out of 10 based on 41 ratings

I can get email through the Internet, just not using the mail icon. I’ve restarted the devices, changed the password tried changing JavaScript Any ideas? Called yahoo and apple. Apple says others are complaining as well, but no idea why. Yahoo didn’t help either.