Do not waste money on “downgrade services” that promise to fix 1302 with a simple USB drive. They are scams. The only legitimate hardware downgrades cost over $100 and require sending your console to a specialist.
The downgrade tool then uses the gained root access to flash the older firmware version onto the console. This involves modifying the PS4's system software, replacing system libraries and executables, and adjusting configuration files. ps4 downgrade 1302 upd
: Use software to analyze the dump and identify the previous firmware version stored in the secondary slot. Do not waste money on “downgrade services” that
You will need specialized software on a PC to patch the dumped files before flashing them back to the console. 3. Key Risks and Limitations replacing system libraries and executables