Mokko Custom Builder® 3.0
Unmark selected sides
Unmark sides individually
Once you have at least one side selected, hover over one of the sides you want to unmark. You can unmark the sides individually one by one. Once you have the cursor over one of the sides , click on it and it will be unchecked.
You can repeat the action on any of the sides to have several unchecked at the same time.
Unmark all sides at once
Once you have at least one side selected, you have the new option to unselect all sides in a single click. Click on the Deselect option and they will be unchecked at once.