Rare, but happens. Dial *#7284# → select “UART” → “Modem” → restart. Still null? Use a free tool like MTK Engineering Mode (but B310E isn’t MTK). Simpler: Reflash with a different CSC file from the same CM2 pack.
Published by: Tech Rescue Team Difficulty Level: Intermediate Device: Samsung Guru B310E (SM-B310E) File Version: CM2 / Latest Baseband samsung b310e flash file cm2 without password free
Happy flashing – your Samsung B310E is now free from any password! Rare, but happens
If this guide helped you, share it with someone struggling with their Samsung Guru phone. For advanced issues (hardware damage, dead USB port), consult a hardware technician. Leave a comment below with your exact Odin error message and phone model number. (Comments section placeholder – replies within 24 hours.) dead USB port)