LG-H830 T-Mobile FRP Error.

Unlock4samsung Monday, March 19, 2018

Hi sir,
I have lg h830 from T-mobile with FRP lock. When i try to remove it give me error Protocol failuer detected. Please need help.

Chimera Mobile Phone Utility version: 16.89.0806 @ 2018-03-19

Printing phone history

Remove FRP lock
3/18/2018
5:42:00
PM

Remove FRP lock
3/18/2018
5:24:26
PM

Remove FRP lock
3/18/2018
5:02:48
PM

[FRP lock remove started]

Removing FRP lock...
Waiting for download mode serial port to appear...
Waiting for download mode serial port to appear...
Waiting for download mode serial port to appear...
Removing FRP lock.
Protocol failure detected
Finished at local time: [03.19.18 12:11:56]
WorkID: 34988496

Waiting Please.

Thanks
Br, Raja