Talk:Account Recovery/@comment-118.71.34.241-20170123100139/@comment-30937535-20170123104941

They want to know your Account ID, the OS you were playing on, the date on which you first started, Servants in your possession, the party configurations on your account. Also, that they are not able to help you if you don't provide more information.

Generally it is best to provide as much information as possible incl. the set birthday, account purchases, and the aforementioned.