The waiting time for receiving an unlock code for Acer phones starts from 24 minutes to 48 hours.

Unlocking instruction for Acer Liquid Glow E330 ?

How to enter an unlock code in an Acer Liquid Glow E330:
1. Turn on Acer Liquid Glow E330 with an unaccepted sim card inserted (from a different network)
2. enter the unlock code provided by sim-unlock.net

Your Acer Liquid Glow E330 is now unlocked.