R4 on the 3ds works but ONLY to play DS games (Provided you updated the R4)... There is a thing for the 3ds called Gateway 3ds that works exactly like an r4 but it ONLY works for firmwire 4.5 or below which is really hard to find since virtually all 3ds comes preinstalled with 5.0 or higher
PC Specs: CPU: 7800X3D || GPU: Strix 4090 || RAM: 32GB DDR5 6000 || Main SSD: WD 2TB SN850







