Some people have reported this working on some Ps3
Slims. Not all of them! Try this at your own risk as I take no
responsibility if you're permanently bricked!!! I have tried this and it SUCCESSFULLY WORKS!
1. GO TO SETTINGS>SYSTEM RESTORE>FULL RESTORE
2. ONCE THE SYSTEM HAS RESTORED (ANYTHING UP TO 7 HOURS) BOOT STRAIGHT TO RECOVERY MENU (DO NOT POWER ON AS NORMAL FIRST)
3. THE RECOVERY MENU WILL DISPLAY YOU HAVING FW 1.41 ETC...OR SOMETHING
SIMILAR. FROM HERE IT WILL ALLOW YOU TO INSTALL ANY LATER FIRMWARE THAN
THIS INCLUDING CFW FROM USB. SO HAVE YOUR UPDATE DATA READY ON A USB
STICK AND INSTALL FROM THE RECOVERY MENU.
4. WELCOME BACK TO 3.55/3.41 [You must be registered and logged in to see this image.]
NOTE: FULL RESTORE WILL MEAN LOSING GAME SAVES, USER ACCOUNTS ETC.
Slims. Not all of them! Try this at your own risk as I take no
responsibility if you're permanently bricked!!! I have tried this and it SUCCESSFULLY WORKS!
1. GO TO SETTINGS>SYSTEM RESTORE>FULL RESTORE
2. ONCE THE SYSTEM HAS RESTORED (ANYTHING UP TO 7 HOURS) BOOT STRAIGHT TO RECOVERY MENU (DO NOT POWER ON AS NORMAL FIRST)
3. THE RECOVERY MENU WILL DISPLAY YOU HAVING FW 1.41 ETC...OR SOMETHING
SIMILAR. FROM HERE IT WILL ALLOW YOU TO INSTALL ANY LATER FIRMWARE THAN
THIS INCLUDING CFW FROM USB. SO HAVE YOUR UPDATE DATA READY ON A USB
STICK AND INSTALL FROM THE RECOVERY MENU.
4. WELCOME BACK TO 3.55/3.41 [You must be registered and logged in to see this image.]
NOTE: FULL RESTORE WILL MEAN LOSING GAME SAVES, USER ACCOUNTS ETC.