1) In Eudora, go to the Special or Tools pulldown menu (depending on what
version you have) and then click on Settings or Options (depending on what
version you have, respectively).2) In the left column, click on the Checking Mail
icon.
3) Put a check in front of Save Password and click OK.
4) When go to check your e-mail next time, you will need to enter your password one
more time. After that, Eudora will remember your password.