It is extremely easy to lock your Card via Karbon Dashboard. 

Please follow the below steps.

1. Login to Karbon Dashboard 

2. Select the card you want to Lock

3. Click the Lock/Unlock button to lock the card

4. Move the Locking status button to right to lock the card

To unlock the card, please first follow the above steps ( 1- 4 ) to the reach the lock status of card.

1.  Move the Locking status button to left to unlock the card