Talk:Slovakia/@comment-148.188.1.60-20161215150513/@comment-109.230.36.235-20170426101841

Actually, postpaid O2 Fer will be deactivated after some time (I think it's one year) without any charge. You need to have some (even incredibly low) charge during that time. I solved this by sending a text message once in a month at 6 cents.