My n7105 was running good on 4.4 latest. I run on lineage os nightly official first for few days but switched to unofficial with ril stock blob due to network issues. It ran good for around 15 days however one day it random ly started connect/disconnecting mobile network. I notice and restarted phone. Now phone is asking sim network unlock PIN. I reflashed last working back up with twrp. Same problem. I switched to official, same problem. I reflashed samsung firmware with odin but same...Read more