If you search online for "PS4 downgrade 13.02 to 9.00," you will find dozens of websites, TikToks, and YouTube videos offering custom .PUP update files or specific "downgrade software".
To read and write the Serial Flash memory.
Often, the easiest and safest route is to sell your current PS4 on firmware 13.02 and browse secondary markets (like eBay or local classifieds) for a console explicitly advertised as running firmware 9.00 or lower. ps4 downgrade 1302 to 900
The PS4 motherboard maintains the console's firmware and its immediately preceding firmware version across two slots.
However, there is a complex, hardware-based method known as a Firmware Revert , but it has significant limitations: The "Firmware Revert" Method If you search online for "PS4 downgrade 13
firmware 13.02 to 9.00 using a USB flash drive or system formatting is entirely impossible. The PlayStation 4
To perform a hardware reversion, you need specialized electronics equipment: The PS4 motherboard maintains the console's firmware and
The Ultimate PS4 Downgrade Guide: Can You Go From Firmware 13.02 to 9.00?
will not allow you to install an older firmware file over a newer one. The Only Way: Hardware Reverting
This isn't a "downgrade" in the traditional sense. It is a that relies on a quirk of the PS4's internal design: