PS3 - 4.88.1 HFW (Hybrid FirmWare)

GitHub - PS3Xploit/PS3HEN: PS3 Homebrew ENabler [Supports 4.80 - 4.82 OFW / 4.83 - 4.90 HFW]

Where can i check to see if my ps is compatible with the 4.90

PS3 CFW 4.90! Instalação do ZERO! Tutorial completo! - HardLevel

PS3 - HFW 4.90.1 (Hybrid Firmware), Page 11

How to Jailbreak the PS3 on 4.90 or lower

Forget PlayStation's overpriced new service… Jailbreak instead! (with Bonus)

HFW v1.18 Updated PS4 Fake PKG (FPKG) Backport Arrives, Page 3

Elevate Your Gaming: Installing HFW 4.90 for Enhanced PS3 Performance

PSX-Place on X: @Joonie86 (Team Rebug / Ps3Xploit developer) is back in the PS3 scene with a new updated release. The creator of HFW is back with a 4.90 HFW update. 4.90

“Connect storage media that contains update data of version 4.90 or later” : r/PS3