flatpak override --user net.pcsx2.PCSX2 --filesystem=/home/deck/Emulation/bios:ro Then restart PCSX2. 4.1 The Symbolic Link Workaround If PCSX2 insists on looking in ~/Documents/PCSX2/bios/ , create a symbolic link:
Find or add:
No. One region is enough. However, some games require the matching region BIOS to boot. emudeck ps2 bios not detected
sudo chown -R deck:deck /home/deck/Emulation/bios/ sudo chmod -R 644 /home/deck/Emulation/bios/* Check if PCSX2 Flatpak can see the BIOS folder: flatpak override --user net