If your Special Day doesn’t match your KakaoTalk profile, please check the following information.
1. When you Login/Logout of your Between account, you lose your connection with KakaoTalk. If you Logged out, please try linking your Special Day again.
2. Special Days on your KakaoTalk profile aren’t automatically updated. Please run Between first and then open KakaoTalk.
3. In (iOS) device settings, please check if Background App Refresh is on. App > Between > Background App Refresh