: If the bootloader is still accessible, use the Odin Flash Tool to re-install the official stock firmware for your exact model number.

To understand why these errors appear, we first have to untangle the terminology. The "Invalid PPI" error is rarely a hardware defect. It is almost always a clash of definitions.

: Failed official updates or interrupted firmware flashing via tools like Odin can leave the device's partition table in an inconsistent state. How to Fix the "Invalid PPI" Error