The K2 Web Driver (link:
https://toobefun.com/toolkit/k2) is the gateway to fully customizing your K2. With it, you can easily make your K2 look and work exactly the way you want!
After visiting
https://toobefun.com/toolkit/k2, the interface looks like this:
Through the previous four steps, you've prepared a preset with 5 apps. Now you need to flash this preset to your real K2