I have QC35s from early 2017. They were working beautifully on my flights this weekend. I downloaded and installed 3.0.3 last night and the ANC has absolutely changed--it's barely noticeable. I notice no pressure on the ear, so something changed, and listening to vids of airplane noise there's hardly a difference between phones turned on and turned off. This is very disappointing and borderline shocking given the official responses here. I was preparing to get the 700s but I certainly will not until this issue is resolved.
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