Requesting a replacement

I have 4 Lifx LED Z strips connected to two different controllers one controller is completely unresponsive with the 2 strips connected to it keep flashing different colors according to the trouble shooting its scenario D, the other controller keeps disconnecting from the app many times a day it’s connected directly to the electrical plug no switch , I’ve been trying to contact support with no help or feedback on the problem I need a replacement please,

Appreciate any help
Thank you