Comments of chapter undefined of Gaining An Invincible Body After Ten Years Check-in In Imperial Sword

In the beginning it said can only sign in once a day and different location have different number of chances to be signed in. Then it he was able to to sign in twice a day. Now he can sign in multiple times. It clearly the number of sign in was supposed to be one of he wants multiple sign in why say he can only sign in once a day no he can sign in more than once a day. What else you going to keep changing. Changing story to make mc more oo. Could have system upgrade for explanation