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Dec 15, 2016

New Firmware Available for QC35 Series I Wireless Headphones




On Friday, January 18, 2019, we are releasing new firmware for QC35 Series I wireless headphones. This update is available through the Bose Connect App, the Bose Updater Site ( and will be cut into manufacturing at a future date.


Release notes:


QC35 Series I:


  • Improvement to the connection/disconnection and low battery tone volumes
  • Bug fixes and improvements



Product                         Previous Firmware Versions               New Firmware Versions


QC35 Series I                             2.5.3                                                    2.5.5