Thanks for getting back on this thread, RBlazer.

The steps outlined show how to bulk edit the Other Names. Once you click Change Other Name Types, the list will appear. From there, you'll be able to change their types.

For your visual reference, I've attached some screenshots below.

 I've also included our QuickBooks Desktop for Mac guide. This contains processes that'll help you in completing your future tasks.

In case you'll need assistance in managing your sales transactions, I'd suggest getting back on this thread. I'm here to help you out.