LG L90 Unlocking Instructions Guide:
1. Insert a non-accepted Sim card
2. Phone will ask for a “Sim Network Unlock Pin”
3. Enter the 16 digit Unlock Code emailed to you. Your Phone is now unlocked!!
If the phone does not ask for the unlocking code follow the instructions below:
1. Switch your phone on with no SIM card or non-accepted SIM card (try both options).
2. Press the call button or go to the dial screen.
3. As if making a call dial 2945#*415#
4. Select Network lock or Service Provider lock.
5. Enter the unlock code.
6. Click Done.
7. Click Unlock.