The parallax barrier effect of the original 3DS is emulated poorly at 60fps. If you are using a 3D monitor/VR headset, you must revert to 30fps. The 60fps code is designed primarily for 2D screen play.
[60FPS] D3000000 15000000 2091621C 00000001 D2000000 00000000 Use code with caution. Copied to clipboard Europe Version (Title ID: 0004000000053F00) super mario 3d land 60fps code
[60 FPS] D3000000 15000000 2091769C 00000001 D2000000 00000000 Use code with caution. Copied to clipboard The parallax barrier effect of the original 3DS