ATT Yahoo email just stopped working in all modes

Question

I get this error, started Dec 3, still doen't work. Can't log in at client site either. Haven't made any changes for several years.

There was a problem logging onto your mail server. Your Password was rejected. Account: 'Stryker', Server: 'pop.att.yahoo.com', Protocol: POP3, Server Response: '-ERR [SYS/TEMP] Server error - Please try again later.', Port: 995, Secure(SSL): Yes, Server Error: 0x800CCC90, Error Number: 0x800CCC92

_xyzzy_ · Answer

Why are you using the yahoo servers?  You should be using the att/yahoo servers specified here,  It's also recommended you use a secure mail key instead of your account password in your email client(s). Read this (which includes a link to how to create a secure mail key).