Turn on PS3, navigate to browser and open http://ps3xploit.me,
Click “BG Toolset” and follow with “Main Site”
Wait for checks to be carried out, following green tick, navigate to system manager.
Click FLASH Memory (or similar), download from http, then install to console.
Download evilNAT software, (https://retrodex.co.uk/files/ps3/PS3EvilNAT.zip) and unzip to USB drive. Top folder should be PS3, containing UPDATE, and then PS3UPDAT.PUP within.
Turn on console, disconnect from internet, plug USB into right most slot and click update, on install new drive with USB in right most slot and recover console.
Wait for install, jailbreak complete.