Got many comments that it does. Well, does it?

What happened to my OG Sony WF-1000XM4? -    • Sony WF-1000XM4 Battery drain issue -...  

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00:00 What firmware 2.0.0 does
00:23 Multipoint test
01:40 Sound quality changes?
02:30 Call Quality changes?
03:48 Active Noise Canceling changes?
05:19 Conclusion