Why is UUID related to telemetry? If you use router level AdBlock -- that is, DNS filtering -- lots of ads and telemetry go away by themselves, and what UUID i

Why is UUID related to telemetry? If you use router level AdBlock -- that is, DNS filtering -- lots of ads and telemetry go away by themselves, and what UUID is used is irrelevant. Of course, most people don't do that, but still I don't see how changing the UUID helps prevent blocking telemetry/ads.