How long am I going to wait ?
The waiting time for receiving an unlock code for Acer phones starts from 24 minutes to 48 hours.
Acer Liquid Z6 Plus
Unlocking instruction for Acer Liquid Z6 Plus ?
How to enter an unlock code in an Acer Liquid Z6 Plus:
1. Turn on Acer Liquid Z6 Plus with an unaccepted sim card inserted (from a different network)
2. enter the unlock code provided by sim-unlock.net
Your Acer Liquid Z6 Plus is now unlocked.