The study involved: (1) identification of the correct firmware variant (Docomo, Japan, SO-04H), (2) acquisition of the .ftf bundle via XperiFirm integrated within Flashtool, (3) driver installation (Sony Flash Mode drivers and GordonGate), (4) creation of a custom flash script excluding userdata to preserve personal files, and (5) execution of a "clean" flash.
[A. Researcher]
[Current Date]
Title: Restoration of Factory Firmware on Carrier-Branded Mobile Devices: A Case Study of the Sony Xperia X Performance (SO-04H, NTT Docomo) Using FlashTool The study involved: (1) identification of the correct