If your G930F on U8 shows Baseband Unknown or IMEI = 350000000000006 (the infamous "test IMEI"), you are a candidate for this repair.
: Connect your S7 to the PC via USB and ensure it is recognized by Z3X in the ADB tab. Select Model : Choose Go to product viewer dialog for this item. from the Z3X model list. IMEI Repair : Navigate to the Repair tab. g930f u8 imei repair z3x
If the IMEI is repaired but you still see "Emergency Calls Only" or have no signal, you must patch the certificate. If your G930F on U8 shows Baseband Unknown