However, this request highlights a common misunderstanding about jailbreaking, downgrading, and the exploit landscape. This write-up explains why it is impossible, what the real options are for low-firmware PS4s, and the risks of scams promising downgrades.
High
Write-up date: April 2026. Based on public PS4 hardware/software research by the Scene (CTurt, fail0verflow, FlatZ, SpecterDev, TheFlow, etc.) ps4 downgrade 13.02 to 9.00
Scour YouTube or shady forums, and you will find videos titled "PS4 Downgrade 13.02 to 9.00 100% Working." These are scams. They usually involve: etc.) Scour YouTube or shady forums
What is your for wanting version 9.00 (e.g., playing specific backups, installing Linux, or custom themes)? playing specific backups
“The USB storage device contains an update file for reinstallation. Version 9.00. Do you want to update?”