Have you ever wonder how to find hidden functions in KAZAM Thunder 450WL? By using this tutorial you can unlock KAZAM Developer Settings. Check out how to enable developer options and use secret options of Windows Phone 8.1.
Tap on the menu icon while being on the main screen of Thunder 450WL KAZAM.
In the menu, look for the Settings icon.
In Settings you need About phone.
Tapping many times on Build number option you can unlock it.
After tapping, the caption "You are now a developer!" is supposed to show up.
Going back to Settings you'll see that Developer options appeared and are ready to be used.