MX4SIO (Memory eXpansion For SIO) is an adapter for the PlayStation2 that lets you connect TF/SDcards to the memory card slot.

https://retroscalerretroscaler.aliexpress.com/store/group/For-MX4SIO-SIO2SD-Card-adapter-series/910322130_40000000747107.html?spm=a2g0o.detail.0.0.5c8f3964YWXvFB
  1. How to Make the Game Card for MX4SIO Adapter?
The-Games-Installation-Tutorial-of-MX4SIO-SDDownload

MX4SIO adapter can’t accept all PS2 games, please consult the OPL game compatibility list. Can check it in the link here:

https://docs.google.com/spreadsheets/d/1zHxhwT4nSkrCCAqJNlSndw1Yeh_9g3eL/edit?pli=1#gid=669997000

Please use the FMCB which has the latest version OPL v1.2.0-Beta-1828-b47f7db to start the MX4SIO adapter . You can download it from the address below:

https://github.com/ps2homebrew/Open-PS2-Loader/releases

  1. How to Upgrade the OPL of the FMCB ?
2.1 The-Upgrade-Process-auto-saved-of-FMCB-OPL-for-MX4SIODownload

2.2 The video of Upgrading the OPL

Newer DreamShell DC SD Adapter V2
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