Are you comfortable using on console hardware? Do you know the exact motherboard model of your PS4?

While ".exe" auto-downgraders are fake, these are actual community-recognized tools for homebrew and patching: RewindPS4 (GitHub)

The is a scam designed to deceive users looking for an easy jailbreak method. In 2026, there is no magic software that can downgrade a PS4 from a high firmware version. Only a complex, hardware-based hard-downgrade works, which is not recommended for average users.