Opera Go: Gaming Browser is currently available for desktop platforms (Windows and macOS) but not for mobile devices. It is specifically designed and optimized for gaming on desktop computers. Therefore, you won’t be able to download and install Opera Go on your mobile device.
However, if you are looking for a gaming browser for your mobile device, you can consider other popular options available on the respective app stores, such as Google Chrome, Mozilla Firefox, or Samsung Internet Browser. These browsers offer features and optimizations for mobile gaming and can enhance your browsing experience while playing games on your mobile device.