SAMSUNG Galaxy Note 8 SM-N950U (ATT - Sprint - TMobile )
Repair Network And IMEI Cert Fail
QCN File Fix Network Null - No Service - Searching For Service - Service disabled
IMEI Cert Fail - MEID - ESN
How To Write QCN File
- Download DTM QCN Tool
- To backup/restore QCN, phone diagnostic port must be enabled.
- Power on the phone.
- Type *#0808# and select 'DM+MODEM+ADB'.
- Connect the phone to PC with USB cable, install drivers if needed.
- Select diagnostic port (SAMSUNG Mobile USB Serial Port)
- Press 'Write QCN' And Select QCN File
- Wait For Finish And Reboot Phone Manual
Post a Comment