The answer i got from support when asking about the issue of KTS100 not unlocking
First and foremost, I would like to extend my sincere apologies for the inconvenience you have encountered. Upon reviewing the latest updates, I have found that several players are currently experiencing a similar issue. I am pleased to inform you that this matter has been escalated to our dedicated support team.
Please be assured that when our players face such challenges, it becomes our utmost priority to resolve them. The game development team is actively investigating the issue, and every effort is being made to implement a prompt and effective resolution.
Ticket was closed and no fix available was put on the ticket so guess they have no plan of fixing it