![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 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](https://preview.redd.it/iepygxkmk6q31.png?width=2838&format=png&auto=webp&s=cb2258be55bdcd1407295b16ae012a41a58ff128)
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 permitirá que los poseedores de auriculares Quiet 35 hagan durante un tiempo un downgrade de firmware Bose permitirá que los poseedores de auriculares Quiet 35 hagan durante un tiempo un downgrade de firmware](https://i.blogs.es/889b5f/quiet/1366_2000.jpg)
Bose permitirá que los poseedores de auriculares Quiet 35 hagan durante un tiempo un downgrade de firmware
![Bose permitirá que los poseedores de auriculares Quiet 35 hagan durante un tiempo un downgrade de firmware Bose permitirá que los poseedores de auriculares Quiet 35 hagan durante un tiempo un downgrade de firmware](https://i.blogs.es/9cddc7/quiet-c35/450_1000.png)
Bose permitirá que los poseedores de auriculares Quiet 35 hagan durante un tiempo un downgrade de firmware
![The Verge: "Bose QC35 II owners complain of degraded noise cancellation after recent updates" : r/bose The Verge: "Bose QC35 II owners complain of degraded noise cancellation after recent updates" : r/bose](https://external-preview.redd.it/RLUi8bHMS2wMmSTN_zwwtc0mfU6GbCsI7-68Ue50aw8.jpg?width=640&crop=smart&auto=webp&s=3397316c594115f7c42dbf1edfc304463d04a6aa)
The Verge: "Bose QC35 II owners complain of degraded noise cancellation after recent updates" : r/bose
![Bose shouts down claims that it borked noise cancellation firmware to sell more headphones • The Register Bose shouts down claims that it borked noise cancellation firmware to sell more headphones • The Register](https://regmedia.co.uk/2020/04/06/bose_qc_ii_anc_headphones.jpg)
Bose shouts down claims that it borked noise cancellation firmware to sell more headphones • The Register
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Bose QuietComfort 45 Auriculares inalámbricos Bluetooth con cancelación de ruido y micrófono para llamadas, blanco : Amazon.es: Electrónica
![Tutoriel : Faire un downgrade / rétrograder le firmware du casque Bose QC35 [Valable en Mars 2020] | Chartouni Blog Tutoriel : Faire un downgrade / rétrograder le firmware du casque Bose QC35 [Valable en Mars 2020] | Chartouni Blog](https://www.chartouni.fr/blog/wp-content/uploads/2020/03/download.png)