This process erases all user data including contacts, photos, and apps. Requirements:
For those looking to bypass a forgotten pattern or PIN on the Sony Xperia C (C2305)
The official Sony Support tool features a "Software Repair" option that can reset the device and remove locks. Download C2305 Xperia lock remove ftf
Open Flashtool, click the lightning bolt icon, select , and choose your
Secure the Flashtool software and the specific FTF file for the Xperia C C2305 Go to product viewer dialog for this item. . This process erases all user data including contacts,
In the Flashtool installation folder, locate and run the Drivers installer. Ensure you select "Flashmode" and "Xperia C" drivers.
When prompted, hold the button and connect the phone to your PC via USB. Release when the tool detects the device in "Flash Mode". When prompted, hold the button and connect the
Move your downloaded FTF file into the firmwares folder inside the Flashtool directory. Flash Mode: Turn off your device