1. Go to Admin >> Parking Manager >>Allotted >> All Blocks
2. Click on ‘Edit‘ corresponding to the slot no. to be changed.
3. Under field ‘Transfer to Slot No.‘ , select a vacant slot from the drop down.
4. Click on ‘Update‘.
Hence the new slot will get updated and listed under ‘Allotted’ tab. And the previous slot will be listed under ‘Unallotted’ tab.