To be able to scan your ID06 card in the app, the personal identity number in your profile must match the one printed on the card.
How to change your personal identity number in the Ease Checkin app:
Open Ease Checkin on your phone.
Go to My details.
Tap on Profile.
Tap the three dots in the top right corner.
Select Edit profile.
Update the personal identity number so it matches the ID06 card.