Bose NC 700: FW Struck in 1.3.1-2028 de73ce1

I'm not able to update my headphone's firmware to 1.5.1 it is struck in 1.3.1-2028 de73ce1 both In bose music App and website as both of them say my headphone is up-to-date with version 1.3.1.


I want to update to 1.5.1 because current headphone has stuttering audio issue when the headset is in multipoint with a Mac or PC which update 1.5.1 is supposed to fix as per this: