Sony G3311 Lock Remove Ftf [better] -
To remove a screen lock (PIN, pattern, or password) on a Sony Xperia L1 (G3311) FTF firmware file , you must flash the device using Sony Flashtool
Title: The Ghost in the Machine: A Deep Dive into the Sony G3311 Lock Removal FTF
Alternative: Sony Xperia Companion
Flashtool will begin the process. Once it says "Flashing finished," unplug your phone and turn it on. sony g3311 lock remove ftf