Download and install the Sony Mobile Flasher (Flashtool) by Androxyde.
In the "Wipe" section, check and CACHE . This is critical for removing the existing lock. sony g3311 lock remove ftf
Open the application and click on the Lightning Bolt icon, then select Flashmode . Configure Flash Settings: Select the G3311 firmware from the list. Download and install the Sony Mobile Flasher (Flashtool)
Most flashing tools for Sony are Windows-based. sony g3311 lock remove ftf
Before starting, ensure you have gathered the necessary tools and prepared your hardware: