My Beats studio wireless does not work anymore

Hi,

My beats studio wireless does not work anymore, all begin when beats updater asked me to update the firmware, while updating, the software showed me an error and now beats updater can't see my headset. The led lights flash from left to right and from right to left.

When I do a reset the headset restart without the red light and nothing work

When i plug the audio cable the headset work perfectly but no bluetooth .

if you can help please

Thank you