Bose fends off claims 'noise cancellation-breaking' firmware update was intended for sly sales boost | ZDNet
Bose QC35 II owners complain of degraded noise cancellation after recent updates - The Verge
Bose QuietComfort 35 II On-Ear Noise Cancelling Wireless Headphones - Silver | P.C. Richard & Son
Downgrade your Bose QuietComfort 35 II from any version to 4.3.6, 4.1.3, 3.1.8, 3.1.7, 2.5.1, 2.2.1, 2.2.0, 2.1.3 or 2.0.1 : r/bose
Bose QC35: update did not interrupt noise cancellation - Somag News
Bose® QuietComfort® 35 wireless headphones II (Limited Edition Triple Midnight Blue) at Crutchfield
How to fix problems with Bose QuietComfort 35 II - SoundGuys
How to downgrade your Bose QuietComfort 35 II from 4.5.2 to 3.1.8 : r/bose
My new Bose Qc 35 II. I have tested both this and sony XM4 and gone with Qc35II.So much happy specially with 4.8.1 firmware. I wonder it is competing with 2020 XM4
Users complain of poor sound quality after Bose headphones firmware update | What Hi-Fi?
Petition · Bose change and take down the 4.5.2 and 3.0.3 firmware for QC35 and QC35II · Change.org