: His tools currently support a wide range of firmware versions, including 5.05, 6.72, 9.00, and up to 11.00 . The PS4 "Downgrade" Process
"Downgrading" (more accurately called ) on a PS4 is a complex hardware-level process. Unlike simple software updates, you cannot downgrade a PS4 via a USB stick or safe mode. PS4 Firmware Downgrade: Reverting from 11.02 to 11.00 sistrodowngradeps4
Note: The exact steps may vary slightly depending on the specific version of the tool you have. : His tools currently support a wide range