This is news to me, thanks!Or, you can install YARU : https://gbatemp.net/threads/release-y-a-r-u-regionfree-and-gw-mode-launcher.379675/
It will allow you to boot whatever is in the gamecard slot while in gateway mode
Use NTR's clean mode in gateway mode.
Or, you can install YARU : https://gbatemp.net/threads/release-y-a-r-u-regionfree-and-gw-mode-launcher.379675/
It will allow you to boot whatever is in the gamecard slot while in gateway mode