If your Chromebook is not compatible you can download the Play store apk and installing it manually, After that you can follow the steps mentioned above to find the “NO$GBA” app and install it on your device.The emulator is good, but the ROM file on the Chromebook is annoying. Nintendo Gamecube Gameboy Player + Start-Up Disc GBA Black Tested Works Complete. After that search for “NO$GBA” and install the app on your chromebook. Search: Gba Emulator Unblocked Chromebook. Gamecube GBA Gameboy Advance Player w/ Disc TESTED WORKING. If your Chromebook is compatible, then you can install Play store by following these instructions.
Check if your Chromebook is compatible for installing Android apps: Chromebook Play Store Compatibility.