Before and After Steps on How to Hack PSP-E1004 and what to do after that?

ORIGINAL:
System Software Version 6.60

AFTER HACK IT BECOMES:
System Software Version 6.60 PRO-B9

PREREQUISITES:
First and most important thing:
Goto Settings > System Settings > System Information>
Check whether your system software version is 6.60 or not.
Proceed only if your system software version is 6.60

PRE HACKING STEPS:
Connect PSP to PC using USB Cable.
Take a backup of your data on PC.
Format your PSP (i.e. your PSP's Memory Stick), goto Settings > Format Memory Stick>
Restore backup on your PSP (Copy/Paste).

HACKING STEPS:
Download the Light Custom Firmware (LCFW) and extract the files on your PC.
Transfer the two folders FastRecovery and PROUPDATE (i.e. extracted data on PC) to
Memory Stick> PSP> GAME>
Restart PSP.
In your PSP, run the file:
Memory Stick> PSP> GAME> pro Update>
Your PSP will restart and launch CFW installation.
Simply press X button and follow the on-screen instructions your PSP to install the LCFW.
Congratulations. Hacking complete!

NOTE: 
This is a TEMPORARY HACK only.
PSP runs the custom firmware as long as its switched on/standby but after restarting it, things will go back to default.
To apply the hack again after turn off/restart just run the file:
Memory Stick> Games> pro Fast Recovery  file>

RUN HACKED/DOWNLOADED GAMES/WITHOUT UMD:
Download PSP ISO files on your PC.
Create a folder ISO in Memory Stick.
Copy/Paste the downloaded PSP ISO files from your PC to Memory Stick > ISO
Now whenever you need to play your download PSP ISO games, just run the file:
Memory Stick> Games> pro Fast Recovery  file>

VIDEOS HACK
Download videos in any format on you PC.
Convert the videos in psp-video format only using "any video converter".
Copy/Paste the mp4 files to the folder MEMORY STICK > VIDEO