Connect powered-on phone to PC via Micro USB cable.
GRT OPERATIONS WITH CREDITS:
Direct Unlock Core Prime&Grand Prime (1 credit)
Direct Unlock Qualcomm(2 credits)
Direct Unlock S7&S7 Edge Exynos(1 credit)
Direct Unlock S9&S9+ Sprint&Boost(3 credits)
Direct Unlock J3 Prime TMB&MetroPCs(1 credit)
Direct Unlock S10&N10 ATT(5 credits)