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

You have to copy it via Homebrew it seems.

PS2 - FunTuna (Free McBoot for Fortuna)

Got this memory card and a ps2 slim SCPH 90001. I believe it isn't compatible, right? If so, what can I do to play games in a USB? : r/ps2

PS2 - FunTuna (Free McBoot for Fortuna), Page 5

PS2 - FunTuna - Free McBoot for Fortuna

Memory Card 64 Mb Ps2 Com Free Boot E Opl Atual + Apps

PS2 - FunTuna (Free McBoot for Fortuna)

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

PS2 Homebrew

The Easiest Way to Install FreeMCBoot on a PS2 Using FreeDVDBoot

Is my ps2 compatible with fmcb : r/ps2

PS2 - FunTuna - Free McBoot for Fortuna

This FMCB memory card is not restricted by region, which means you can use it no matter where you are. Game memory card is compatible with the two

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