If you are receiving Temporary Error 11 from Yahoo Mail the recommend solution from Yahoo is to upgrade your web browser:
Here are the links to the latest versions of Internet Explorer and Mozilla Firefox provided by Yahoo.
If upgrading to the latest browser optimized for Yahoo doesn't work please try the troubleshooting steps in the following guide:
How to troubleshoot Yahoo Mail accounts with connection problems and browser timeouts
Here are the links to the latest versions of Internet Explorer and Mozilla Firefox provided by Yahoo.
If upgrading to the latest browser optimized for Yahoo doesn't work please try the troubleshooting steps in the following guide:
How to troubleshoot Yahoo Mail accounts with connection problems and browser timeouts