hola sigo todos los pasos del tuto bien asta que quito la sim y arranco el phone xs y me sale este mensaje

Phone-XS GUI Build V2.10 Alpha Ready!
01:24:18| System Diagnostics check: OK!
01:24:24| Shutting down...
02:15:42| Phone-XS GUI Build V2.10 Alpha Ready!
02:15:42| System Diagnostics check: OK!
02:16:42| Attempting to open the interface...
02:16:42| ++++++++++++++++++++++++++++++++++
02:16:42| Turn off phone
02:16:42| Hold C Button on phone and connect phone.
02:16:42| You have 30 seconds.
02:16:42| ++++++++++++++++++++++++++++++++++
02:17:18| Error: Cannot open phone communication port
02:18:29| Sorry, brown phones are NOT SUPPORTED
02:18:29| +++ Sendinging shutdown signal to phone...
02:18:31| Shutting down...

puede ser por eso del brown?
alguien puede ayudarme.