The problem of my phone is, mobile network and also Wi-Fi connection are sometimes blocking. it happens randomly. On the screen, it shows everything is regular and there are connections, however, if I try to connect to network/Wi-Fi, it fails. The only solution is to restart the phone. Do you know what is the problem? I guess old rom....
Model number: GT-I9070
Baseband version: I9070BULK1
Android ver: 2.3.6
Build number: GINGERBREAD.BULK1