Nebula prizm White screen

I recently installed the ACTUPGRADE file for my Nebula prizm video projector but when it restarted it displayed a white screen and I can do nothing the remote control does not work and if I try to turn it off it turns off a microphone seconds and immediately turns back on to that white screen. I do not know what to do !
Thanks for your help

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Support@seenebula.com is your best bet @Ocean_Claudel