RG350 still has screen issues after Firmware Upgrade

Link to RG350 systems and accesories:
https://amzn.to/2SjsPtD

I wish I could say I didn’t have to send it back but no such luck. I tried a few controllers on the system and I have to give credit where its due. ETA Primes video on upgrading was really easy to follow. I am very envious of what he has grown his channel to.

Link to ETA Primes video I used to do my Firmware upgrade.
https://youtu.be/LhRqmzZCYk0