Do you have access to a , or are you using Odin ? What does your screen display when you dial *#06# ? Share public link
The Samsung Galaxy S6 (SM-G920T), a flagship released for T-Mobile, remains a notable device in the Android modding community. However, advanced modifications like flashing custom ROMs, rooting, or unlocking can sometimes corrupt the device's Non-Volatile (NV) memory. This results in the dreaded "Invalid IMEI," "Unknown Baseband," or "Not Registered on Network" errors. sm-g920t nv data file
Even with a valid SIM card, the device stays off the grid. How to Restore the SM-G920T NV Data Do you have access to a , or are you using Odin