Version 0.9.23.0 and subsequent patches like 0.9.23.2 added the ability to flash Nougat FTF files safely.
Includes tools to back up the Trim Area (TA) partition, which contains unique DRM keys essential for maintaining camera quality and proprietary Sony features before unlocking a bootloader. sony flash tool 0.9.23.2 download
While the official developer's site often updates to newer builds, specific mirrors for version 0.9.23.2 are still maintained by the community for legacy compatibility: Version 0
Facilitates both unlocking and relocking the bootloader for compatible Xperia models. sony flash tool 0.9.23.2 download