UNBLOCKING SOLUTION 1. SWITCH OFF YOUR MOBILE DATA> GO TO SE | 〄Fʀᴇᴇɴᴇᴛ Lᴇɢᴀᴄʏ〄
UNBLOCKING SOLUTION 1. SWITCH OFF YOUR MOBILE DATA> GO TO SETTINGS>RESET OPTIONS>>ERASE NETWORK 2. SHUT DOWN YOUR PHONE AND SWITCH IT ON AGAIN 3. DIAL *#*#4636#*#>LOCK YOUR PHONE TO 3G[WCDMA ONLY] IF IT DOESN'T SUPPORT 4G/LOCK IT TO LTE ONLY IF IT SUPPORTS 4G AND YOUR NETWORK COVERAGE IS GOOD 3. SWITCH on your mobile data and enjoy once again