GRT-Dongle software activation for Infinity

Please download Dongle Manager From Here Read Serial Number and apply with correct 8 Digit Serial Number only 

Correct Serial Format

28312ABC  = ✔

AB80CDEF = ✔

48AB7C01  = ✔

Wrong Serial Formats 

28312abc     = ✘

AB80-CDEF = ✘

48AB7c01    = ✘