My results... PS3 Model: [CECH-E01][NAND][QA Flagged] 1- Updated via Recovery Menu from CobraUSB 3.55 CFW to Rogero CFW 3.55 (v3.7) 2- Updated via Recovery Menu to Rogero CFW 4.21 (v1.09) 3- Happy ending! Thanks @Rogero for your hard work! <3 SeeYa!