Evilnat 4.88.2 CFW for PS3 Released

@xXEvilnatXx tweeted a teast out earlier and I made sure I had this article ready to go to share the good news. We can finally share that with you all as well as the finer details because it’s finally here! The 4.88.2 (Cobra 8.3) final build is finally released so that everyone with a jailbroken PS3 can update to a more stable firmware. Scroll on for more!


  • Fixed memory leak in LV2 kernel while Cobra is enabled
  • Added option to dump ERK (eid_root_key) through xai_plugin (from flatz’s EID root key dumper)
  • Added option to dump LV2 through xai_plugin
  • Added option to dump LV1 through xai_plugin
  • Added File Manager in xai_plugin (by DeViL303)
  • Added option to toggle Cobra version, release (default in CFW) and debug (get debug logs through socat)
  • Manual FAN speed now works with Cobra disabled too
  • Added system to block login in on PSN/SEN while CFW syscalls are enabled (by DeViL303)
  • Added sort games by name and date options (by aldostools)
  • xai_plugin translated to Brazilian (thanks to jcorrea and LuanTeles)
  • xai_plugin translated to Polish (thanks to KcrPLo and Agrippa)
  • xai_plugin translated to Italian (thanks to Sheireen)
  • xai_plugin translated to Chinese Traditional/Simplified (thanks to xiaoyang)
  • xai_plugin translated to Spanish



  • Made out of 4.88 OFW
  • Made manually without automatic tools
  • SEN/PSN enabled
  • Disabled deletion of unsigned act.dat and .rif files
  • Allowed unsigned act.dat and .rif files
  • Allowed running of unsigned applications
  • Compatibility with FSELF
  • C00 demo unlocker
  • Disabled LIC.EDAT license check
  • Can be installed over 3.55 OFW
  • Can be installed over +3.56 OFW (bguerville Toolset)
  • Can be installed over any CFW CEX
  • COBRA 8.3 added and enabled as default
  • Full PS2 Games Compatibility
  • Possibility of Downgrade from any CFW with active QA Flags
  • QA Flags active if previously enabled
  • Disabled Epilepsy Message on Boot
  • Compatibility with PSX games in ISO
  • Compatibility with PSP games in ISO
  • Compatibility with PS2 games in ISO
  • Compatibility with PS3 games in ISO/JB folder format
  • Compatibility with ReactPSN
  • Display of Temperatures in XMB In-Game on PS2 Games
  • RSOD Screen Bypass
  • BSOD Screen Bypass
  • PS3_GAME/app_home
  • XMB In-Game Screenshot
  • Added Package Manager
  • CoreOS Hash Check patched to prevent Brick on non-dehashed Downgradate consoles
  • Patched to remove LV2 Protection
  • Peek and Poke (LV2)
  • Peek and Poke (LV1)
  • CINAVIA protection disabled
  • Option to sort games by name and date


Cobra 8.3

  • Failsafe Cobra stage2 (by bguerville/aldo)
  • Restore CFW Syscalls without reboot just entering to ‘Settings > System Update’ on XMB (by aldo)
  • Integrated Dynamic Control FAN (to control fan when webMAN is unloaded) (by aldo/Evilnat)
  • Support Photo GUI integration with webMAN MOD (mount games from ‘Photo’ column) (by aldo/DeViL303)
  • Get/Set FAN speed (by aldo)
  • Enable/disable features: Photo GUI, Restore Syscalls (by aldo)
  • Opcode to create CFW Syscalls (6, 7, 8, 9, 10, 11, 15, 35) (by aldo)
  • Opcode to set fake accountID (by Evilnat)
  • Opcode to activate account (act.dat) (by Evilnat)
  • Opcode to create license (RIF) (by Evilnat)
  • Updated ps3mapi_load_process_modules to load custom modules and system modules (by haxxxen)
  • Added ps3mapi_get_process_module_info
  • Increased from 24 to 32 the max number of map paths (by aldo)
  • Added sm_get_temperature patch in kernel (by Evilnat)
  • Added sm_get_fan_policy patch in kernel (by Evilnat)
  • Added sm_set_fan_policy patch in kernel (by Evilnat)
  • Fixed Control FAN payload, avoids loading previous mode (by Evilnat)
  • Disable stage2.bin while Recovery Menu is loaded (by haxxxen)
  • Fixed max FAN speed after shutdown (by Evilnat)
  • Improved Habib’s QA flags code imported by aldostools (by Evilnat)
  • Fixed black screen in CFW2OFW converted games (by Evilnat)
  • Added sm_ring_buzzer with single_beep, double_beep and triple_beep (by Evilnat)
  • Skip license creation (rif) if it already exists (by aldo)
  • Added cellFsMkdir symbol (by Evilnat)
  • Added constant FAN Speed while a PS2 ISO is launched (by Evilnat)
  • Check/Disable/Enable QA Flags (by Evilnat)
  • Creation of act.dat while launching a PSN game (by Evilnat)
  • Convert someones’s else savedata to your own savedata (by Evilnat)
  • Block Log In on PSN/SEN when CFW syscalls are enabled (by DeViL303)

Tested in: CECH-2000A, CECH-2000B, CECH-2001A, CECH-2002B, CECH-2004A, CECH-2012A, CECH-2104B, CECH-2500A, CECH-2501A, CECH-2504A, CECH-2511A, CECH-2511B, CECH-L04, CECHA01, CECHE01, CECHB01,CECHC04, CECHG01, CECHP01

Improvements xai plugin

These options are in Network tab under [★ Custom Firmware Tools] option:

Power Options

  • Turn Off: Turns off the PS3
  • Hard Reboot: Reboots the PS3 completely
  • Soft Reboot: Reboots the PS3 softly
  • Reboot LV2: Reboots the LV2

File Manager

  • Internal Hard Disk Drive 0: Manage PS3 files in /dev_hdd0
  • Internal Hard Disk Drive 1: Manage PS3 cached files in /dev_hdd1
  • USB Mass Storage Devices: Manage files on your USB devices
  • Internal Flash Memory: Manage PS3 internal flash files
  • Optical Disc: Manage optical discs
  • Memory Cards: Manage memory cards

Basic Tools

  • FAN Speed: Shows current FAN speed
  • PS3 Temperature: Shows current CPU and RSX temperature
  • Show IDPS: Shows current IDPS
  • Show PSID: Shows current PSID
  • Toggle Coldboot: Toggles between custom/original coldboot.raf
  • Toggle System Version: Toggles between custom/original system version in “System Information”

Basic Tools > xRegistry Tools

  • Backup xRegistry.sys: Creates a backup of xRegistry.sys to /dev_usb or /dev_hdd0
  • Button Assignment: Switches O and X buttons

Cobra Tools

  • Cobra Information: Shows current Cobra information
  • Check Syscall 8: Checks Cobra’s Syscall 8 status
  • Create Syscalls: Create syscalls 6, 7, 8, 9, 10, 11, 15 and 35
  • Allow Restore Syscalls: Allows restoring syscalls through “System Update”
  • Skip license creation: Skips overwriting license file (RIF) if it already exists
  • Toggle Cobra Version: Toggles between release and debug versions (reboot is required)
  • Toggle Cobra: Enables or disables Cobra (reboot is required)

Cobra Tools > FAN Tools

  • Control FAN Mode: DISABLED: Disables Cobra’s Control FAN
  • Control FAN Mode: SYSCONAllows the PS3’s SYSCON to control FAN speed
  • Control FAN Mode: MAXSet Cobra FAN speed to 0xFF

Cobra Tools > QA Tools

  • Check QA Flags: Check if QA flags are enabled or disabled
  • Enable QA Flags: Enables QA Flags
  • Disable QA Flags: Disables QA Flags

Cobra Tools > FAN Tools > Dynamic FAN Control

  • Maximum temperature: 60°C: Sets the fan speed dynamically to keep the system at a maximum temperature of 60°C
  • Maximum Temperature: 65°C: Sets the fan speed dynamically to keep the system at a maximum temperature of 65°C
  • Maximum Temperature: 70°C: Sets the fan speed dynamically to keep the system at a maximum temperature of 70°C
  • Maximum Temperature: 75°C: Sets the fan speed dynamically to keep the system at a maximum temperature of 75°C

Cobra Tools > FAN Tools > Manual Speed

  • Manual Speed: 40%: Sets the fan speed statically at 40% (0x67)
  • Manual Speed: 45%: Sets the fan speed statically at 45% (0x75)
  • Manual Speed: 50%: Sets the fan speed statically at 50% (0x80)
  • Manual Speed: 55%: Sets the fan speed statically at 55% (0x8E)
  • Manual Speed: 60%: Sets the fan speed statically at 60% (0x9B)
  • Manual Speed: 65%: Sets the fan speed statically at 65% (0xA8)
  • Manual Speed: 70%: Sets the fan speed statically at 70% (0xB5)
  • Manual Speed: 75%: Sets the fan speed statically at 75% (0xC0)
  • Manual Speed: 80%: Sets the fan speed statically at 80% (0xCE)
  • Manual Speed: 85%: Sets the fan speed statically at 85% (0xDA)
  • Manual Speed: 90%: Sets the fan speed statically at 90% (0xE7)
  • Manual Speed: 95%: Sets the fan speed statically at 95% (0xF4)

Cobra Tools > FAN Tools > PS2 FAN

  • PS2 Fan Mode: DISABLED: Disables Control FAN on PS2 game
  • PS2 Fan Mode: SYSCON: Allows the PS3’s SYSCON to control FAN speed on PS2 game
  • PS2 Fan Mode: 40%: Sets FAN speed to 0x66 on PS2 game
  • PS2 Fan Mode: 50%: Sets FAN speed to 0x80 on PS2 game
  • PS2 Fan Mode: 60%: Sets FAN speed to 0x9A on PS2 game
  • PS2 Fan Mode: 70%: Sets FAN speed to 0xB4 on PS2 game
  • PS2 Fan Mode: 80%: Sets FAN speed to 0xCE on PS2 game
  • PS2 Fan Mode: 90%: Sets FAN speed to 0xE8 on PS2 game

PSN Tools

  • Disable Syscalls: Disables syscalls and remove history files
  • Show accountID: Shows current user’s accountID
  • Create accountID: Creates a fake accountID for current user’s in xRegistry
  • Overwrite accountID: Overwrites current user’s accountID with a fake one in xRegistry
  • Activate account: Creates act.dat file in the current local account
  • Create license: Creates RIF licenses from RAP files from “x:\exdata”
  • Backup activation file: Creates a backup of act.dat to /dev_usb or /dev_hdd0
  • Disable account: Deletes current user’s activation file act.dat permanently
  • Convert savedata: Converts savedata from “/dev_usbXXX/PS3/SAVEDATA” to your own savedata

Dump Tools

  • View Log: http://localhost/dev_hdd0/tmp/cfw_settings.log (webMAN MOD is required for this function)
  • Clean Log File: Resets /dev_hdd0/tmp/cfw_settings.log file
  • Dump IDPS: Saves IDPS to log file
  • Dump PSID: Saves PSID to log file
  • Dump LV2: Dumps LV2 to /dev_usb or /dev_hdd0/tmp
  • Dump LV1: Dumps LV1 to /dev_usb or /dev_hdd0/tmp
  • Dump ERK: Dumps eid_root_key to /dev_usb or /dev_hdd0/tmp
  • Log KLicense usage: Saves filename and klicensee to log file
  • Log Secure File ID usage: Writes save data name and file ID key to log file
  • Dump Disc Hash Key: Retrieves disc hash key from an ORIGINAL game disc

Service Tools

  • Display Applicable Version: Displays minimum downgrade version
  • Check File System: Reboots and allows you to check and repair filesystem
  • Rebuild Database: Reboots with Database rebuilding flag set
  • Toggle Recovery Mode: Reboot to Recovery Mode (Not supported on NAND models!)

Service Tools > Advanced Service Tools

  • RSOD fix: Re-initialize VTRM-Region to attempt to fix RSOD
  • Toggle Factory Service Mode: Enter/Exit Factory Service Mode (DON’T INSTALL CFW ON FSM)
  • Remarry Bluray Drive: Requires: Enter to FSM and copy “eid_root_key” to /dev_usb
  • Load LV2 kernel: Loads lv2_kernel.self file from /dev_usb000 or /dev_flash

Block PSN log in

This method is developed by @DeViL303, it will only work with Cobra enabled, Cobra will block log in on PSN/SEN while the CFW syscalls are enabled, to enable it again you need to disable CFW syscalls completely (you can do it with webMAN MOD, psnpatch, SEN Enabler, etc…).

If you want to disable this feature, simply delete /dev_flash/vsh/resource/npsignin_plugin.lck
xai_plugin: https://github.com/Evilnat/xai_plugin

For the rest of the details, you can find an official release post here.

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