I9300 problem repair imei [ANSWERED]
 

Help please friends, I have big problems with i9300 in baseband unknown
How to repair baseband unknown in i9300 with bst dongle thank you

HI ,
At first flash with 4.3 firmware, after flash please check your phone basband ,if basband ok then u try to repair imei by bst dongle.

Hi, jonathan199602

Try to solve gt-i9300 baseband unknown as follow way:

1. Flashing with correct fullflash ROMs (5 files ROM)
2. Go "Samsung > Service > Repair" Tabs, do "Write Default EFS"
3. Check baseband, if baseband working then repair IMEI.

Best Regards
GsmBest Team

Thank you all for your help. It worked!!!!!