I do not recommend to try it without a flasher installed and a dump of the flash.
To quote, roughly translated: Hi all, What better than to come back with this kind of news! Our friend and SGK developer releases today the result of hard work. Indeed, in the shadow he worked to bring us a CFW with features interesting and not yet seen the new CFW 4.xx
The basis of this CFW is based on Rogero 4.30 and the 4.21 Rebug CFW which is the most stable and most successful of the moment. He added SGKXMBM + Package Manager for our greatest pleasure. Some files from firmware 4.31 which ensures compatibility for the latest keysets. So you can play your backups favorites without a patch or fix. 4.31 is a spoof includes access to PSN and avoid unintended...
57w ago - Following up on the PS3 Factory 3.56 with Flasher news, French PlayStation 3 developer raymanvtwo has shared a way to install Rebug PS3 CFW 4.21.1 on any version PS3, however, it requires a PS3 Hardware Flasher, will format your HDD and may result in a permanently bricked console so be WARNED!
Below is a rough translation of the process, as follows: You will need just a flash, great care, attention and rigor.
This method will format the hard drive of your PS3, make sure to recover your important data. Also, you incur a risk of irreversible brick in case of bad handling. Neither I nor PS3-Addict can not be held responsible. If you are not able to follow this tutorial to the letter, thank you spend your way!
Firstly, ensure the validity of your dump, flow rebuilder is the best in the field. Also check that all your fichiez is a different size of 0 bytes (including bootloader_0). If there is a problem, it will help you out.
Now that you have your dump, to see if the offset 200 if you or IFI FI.I with HxD as hexadecimal editor. If you IFI,...
57w ago - Following up on the Rebug 3.55.3 / 4.21.1 PS3 CFW REX Editions, this weekend PlayStation 3 developer deank has updated multiMAN to v04.10.00 which includes PS3 Rebug (REX) support alongside the changes outlined below.
57w ago - Following up on their previous release and the Rebug 4.11 Version Spoofer, today PlayStation 3 hackers Cyberskunk and evilsperm of Team Rebug have released Rebug 3.55.3 and 4.21.1 PS3 CFW REX Editions alongside a PS3 '999' downgrader with details below!