1. Go to 'Repair' -> 'List' 

2. Click 'Booking #' which you want to change booking status

3. Click 'Action' in Section 3.

4. Click 'Change Status' on the list

5-1. Click drop down list -> choose status which you want to change to

5-2 Choose different warranty period if you want to change 'Warranty'

6. Click 'Change Status' button to save