I am going to try and answer the very popular question: "I just got my GPD XD Plus, what do I do now? ". I will try and break down the process down to basic steps that anyone can follow. Please feel free to give feedback here and any suggestions that could improve the tutorial.
SP flash tool is an application that will help you flash firmware, custom recoveries, and also helps fix devices that no longer boot up. This application is for Windows and Linux and will flash MediaTek Android devices.