This article will show you edit couriers and how to deactivate couriers that you don't use.
*Note: You cannot delete couriers in 3Shape LMS, only deactivate.
1)Settings > Shipping > Manage courier profiles > Edit
2) Click on the gear of the courier you're updating. Choose "Edit" to make changes OR choose "Deactivate Courier" to make in active.
3) Update name or tracking information
4) To make a courier active again, click the "Inactive Tab." Click the gear for the courier you would like to reactivate. Choose "Activate courier."