If the device is locked by a Google Account (Factory Reset Protection) after the reset, standard FTF flashing may not be enough. No-PC Method
This will reset the device to its factory settings, removing the screen lock. 2. Google "Find My Device" sony sov33 lock remove ftf hot
Launch the Sony Mobile Flasher (Flashtool) on your desktop. Click the Thunderbolt icon and select Flashmode . If the device is locked by a Google