Standard Sony firmware flashed via Flashtool often does not wipe user data (to allow for updates). However, "Lock Remove" FTF files are modified specifically to include the userdata.sin partition in the flashing process, or they are configured to force a data wipe.
If you get "device unauthorized," this fails. Go back to FTF. sony c6802 lock remove ftf
Android’s security on the C6802 stores lock credentials (pattern, PIN, password) in a file called locksettings.db or gatekeeper.pattern.key . Without USB Debugging enabled, you cannot delete these via ADB. The only foolproof method is to , which overwrites the system and data partitions where locks are stored. Standard Sony firmware flashed via Flashtool often does
The industry standard for flashing Xperia devices. You can find the latest version on the official Flashtool website. C6802 FTF Firmware: You will need the specific firmware file for the Go back to FTF
due to a forgotten PIN, pattern, or password, flashing an is one of the most reliable ways to regain access. This process resets the device to its factory state, effectively removing any security locks. Pre-requisites Before starting, ensure you have the following: