PS2 - FunTuna (Free McBoot for Fortuna), Page 6

You have to copy it via Homebrew it seems.

PS2 - FunTuna - Free McBoot for Fortuna

TONKBEEY Free McBoot V1.966 & Fortuna Card Compatible with PS2 MX4SIO SIO2SD OPL Installed SD Card Adapter for Slim/Fat Console

PS2 - Memory Card labels for Free McBoot

Is my ps2 compatible with fmcb : r/ps2

PS2 - FunTuna (Free McBoot for Fortuna), Page 8

PlayStation 2 : installer FreeMCBoot sur une PS2 Slim avec FreeDVDBoot & FunTuna – Le Crabe Info

PS2 - FunTuna (Free McBoot for Fortuna)

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Bitfunx FMCB Card V1.966 and Fortuna for PS2 MX4SIO SIO2SD SD Card Adapter Installed OPL

Bitfunx Fortuna FMCB Free McBoot Memory Card for Sony Playstation 2 PS2 Slim Game Console

Kafuty-1 FMCB Memory Card for PS2 Slim SPCH‑7/9xxxx Series, Portable FMCB Card for PlayStaion2 Slim, for Fortuna, Accessories for PS2 (64MB) : Video Games

Fortuna FMCB Memory Card For SONY Playstation 2 PS2 Slim Console + 2.5''inch SATA HDD Hard Disk Kit with Games Installed - AliExpress

Cannot launch any app through Fortuna

Bitfunx Fortuna FMCB Free McBoot Memory Card for Sony Playstation 2 PS2 Slim Game Console

For SONY Playstation 2 Fortuna FMCB Memory Card PS2 Slim Console + 2.5''inch SATA HDD Hard Disk Kit with Games Installed