E-Mail Login t-online
Problems with t-online e-mail account
A friend of mine has problems with Firefox (82.0.3) with his e-mail login at t-online. He accesses his e-mail account via the start page "www.t-online.de", the login mask with the saved user name appears, then "NEXT" and then the error message: "Login not possible", no password is asked. In Firefox, the correct user name and password are entered under "Access data and passwords", We accessed the email account via "Edge", same login data, that worked. How can I fix the login procedure in "Firefox"?
Thanks in advance W. Drewes