Yea, Sonic R isn't looking so great on Chromebook. I tried Retroarch with the Beetle Saturn core but it crashed even with the BIOS. I tried Sonic Gems Collection (which includes Sonic R) but it crashed when I chose to play Sonic R.
First, you download and install Retroarch. Then, you copy the game image to your device, Next, you open Retroarch and download the Genesis Plus GX core. Finally, you select the game.
First, you download and install Retroarch. Then, you copy the game image to your device, Next, you open Retroarch and download the PicoDrive core. Finally, you select the game.
First, you download and install Retroarch. Then, you copy the game and bios image to your device. Next, you open Retroarch and download the Genesis Plus GX core. Finally, you select the game.
First, you download and install Retroarch. Then, you copy the game image to your device, Next, you open Retroarch and download the Genesis Plus GX core. Finally, you select the game.
First, you download and install Retroarch. Then, you copy the game image to your device, Next, you open Retroarch and download the Genesis Plus GX core. Finally, you select the game.
First, you download and install Retroarch. Then, you copy the game image to your device, Next, you open Retroarch and download the Genesis Plus GX core. Finally, you select the game.