Amazon Fire Tablet is a budget device with good quality. But sometimes you may feel uncomfortable with the Amazon Appstore and the default Fire Launcher. And you want to replace them. So here is the way to do. 1. Preparation 1.1 Install ADB on your PC If you are an Android developer, you must be familiar with ADB (Android Debug Bridge) and have it installed on your PC. If not, please check this link to see how to install it on your PC.