Can you please sort Colletions on NPC in some kind of order (lovest lv to hightes or alphabetic). It’s so frustrating to search map you want to complete.
It’s quick fix please do it ASAP
or do this:
I would love to see an improved collection as well. The current one feels really clunky. Fortunately there are addons that can fix that. This one for example:
Use it at your own risk though. Altough, considering what the latest Q&A stated this one can probably be considered safe.
It is safe, it collects data that you can already see and cleans it up nicely. It also shows unknown collections but that information you can get from other players etc and shouldn’t be an issue (as stated in the Q&A). 
Yea, the reason I said probably is because of the function to press an item in the collection list and automatically put it in, instead of actually having to drag it in as you have with the normal interface.