If you wish to show the location type full name, for example "Cable Percussion" rather than "CP" then you need to use an expression in Tempate Studio to do so. If you have multiple location types that you would need to cover in the expression then you use "If" staments embedded within each other to get the result.
The below example covers numerous location types. When you add the expression to the Properties box please remember to set the "Group" as;
then edit the expression to match the location types you need, then copy it to the "Expression" box;