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using an FTF firmware file, the standard method involves using the Sony Flash Tool (Flashtool)
: Download and install the latest version of Androxyde Flashtool . 1. Download the E6833 FTF Firmware sony e6833 lock remove ftf
To remove a screen lock (PIN, pattern, or password) on a Sony Xperia Z5 Premium Dual (E6833) using an FTF firmware file, the standard method
Click on the icon at the top left of the Flashtool toolbar. using an FTF firmware file