The problem exists, and it is just one of the many we have with DTM's architecture. Every IT department has an issue with synchronous loading of JS files, and they should.We have run into this with every IT department where we wanted to implement DTM. A Tag Management System or anything that revolves mostly around tracking should never load synchronously. A better solution in my opinion is Tealium which is by default all-asynchronous, but where you can put an extra snippet in there on sites that...

No. But I also didn't check whether the problem persists. Whenever I need this feature the next time, I will check. However, we don't set up properties often, so it is not something that will be verified soon. I suggest Adobe support tries and verifies this here if it has been solved.

I don't remember honestly. But probably I just didn't want to use up too much time using the client care system.

Awesome! Thanks!

Better than duplicating everything and ending up with endless and uncontrollable manual work (with dangerous risks for your sites), couldn't DTM provide something like the "Library" Feature in Tag Management System Tealium (Ensighten has something similar) where you can define a standard set of Data ELements, Tags, Rules etc.. in a central "Library" Property. These are then available for all your single websites (Properties/Profiles) and when you change them in the library they change for all si...