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

Correct Serial Format

28312ABC  = ✔

AB80CDEF = ✔

48AB7C01  = ✔

Wrong Serial Formats 

28312abc     = ✘

AB80-CDEF = ✘

48AB7c01    = ✘

BB5 Easy Service Tool [BEST] software activation for Infinity-Box/Dongle

This service will activate Best Dongle BB5 Service tool at your infinity Box

Do Not Submit Here Best Dongle Serial or CDMA Tool Dongle Serial here