How come I have to sign in every few minutes with internet explorer to see my email?

try to login from here


http://us.m.yahoo.com/p/mail





and





It seems you are using new yahoo mail, which needs latest browsers.For error free emailing use yahoo mail classic





Use the below link to return to yahoo mail classic and click yes ,when it asks for "opt out"


http://us.mg1.mail.yahoo.com/dc/optout?s