It can fix soft-brick issues, boot loops, and "hang on logo" errors by reinstalling a clean stock ROM.

Newflasher is unique because it must be placed directly inside the firmware folder to work. Download the firmware via XperiFirm.

Ensure you have at least 8–10 GB of free disk space for the uncompressed firmware files.

Install the "Flashmode" drivers. The most reliable way is to install the Sony Xperia Companion.