The pop up message that you received about 12.5kz, is built into the program to remind you that only 12.5kz frequency's can be programed unless you have "unlocked" the program with keys that you have to get from Motorola.
No big deal. Just click okay and keep going.
If you are trying wide band frequency's like ham, then you need to key.
In picture on the right, as for txdpl codes, they are default codes and you can change them as needed. Just remember that if you do not need a code, the highlite it, press enter the select off or none.