Why does my Yahoo account no longer sync with my HTC One

[Windows Central Question]

My Yahoo account will no longer sync with my HTC One Windows 8 phone. I receive a message that says "attention required".

 

[holdum333]

Hi! There is a discussion about this issue here on the forum. Welcome to windows central. If you need more help, join us here! http://forums.windowscentral.com/ask-question/310085-join-windows-central-community.html
http://forums.windowscentral.com/windows-10/442793-yahoo-wants-me-change-password.html