Update

[Derpwinni]

can you please update i would love to downgrade my qc ultra headphones

[Roieeeeee]

Hey, I've found a new method now, and yeah, it's paid, but don't worry, it's super cheap. If you're interested, just hit me up at [email protected]. Make sure to include your Bose model and firmware, and I'll hook you up with some remote tech support.