This is usually due to required system firmware version . The FFIX update (v1.0.2) may require firmware 9.2.0 or higher. Use tools like Daybreak to update your CFW firmware, or use Goldleaf to ignore the firmware requirement (not recommended).
: The standard version for the digital and physical remaster is Ver. 1.0.1 final fantasy ix switch nsp jpn usa update upd
A great entry point for those new to the series or looking to relive cherished memories. This is usually due to required system firmware version
Final Fantasy IX received a physical release in Asia and North America (often as part of a "Twin Pack" with FFVII or FFVIII). The Asian physical release often includes English support on the cartridge. final fantasy ix switch nsp jpn usa update upd