This process erases all user data including contacts, photos, and apps. Requirements:
The tool will wipe the cache and user data. Once finished, disconnect and reboot the phone; the lock screen will be gone. Official Alternatives (No Flashing Required) Download C2305 Xperia lock remove ftf
If the device is linked to a Google account and has internet access, you can remotely erase it via the Google Find My Device portal. This process erases all user data including contacts,
Open Flashtool, click the lightning bolt icon, select , and choose your Official Alternatives (No Flashing Required) If the device
Move your downloaded FTF file into the firmwares folder inside the Flashtool directory. Flash Mode: Turn off your device
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.