Ps4 Tool Downgrade V1.00 < 8K 2027 >
Always check your system information first. If your console is running firmware 11.00 or lower , you do not need to downgrade. You can already use the PPPwn exploit via a LAN cable connection to jailbreak the console safely.
A firmware revert is impossible without direct physical access to the PS4’s motherboard and soldering. The essential hardware includes: ps4 tool downgrade v1.00