Once finished, disconnect the phone and turn it on. The first boot may take 5–10 minutes. The lock screen (pattern/PIN) will be gone, and the phone will be reset to its original, out-of-the-box state.
This process is the same regardless of whether you want to remove a screen lock or downgrade to bypass FRP. sony c6802 lock remove ftf
Standard flashing will wipe your internal storage, apps, contacts, and settings. Once finished, disconnect the phone and turn it on
Dial *#06# – Use first IMEI (usually IMEI1). sony c6802 lock remove ftf