I have one of the LG Ultrafine 5K on my 14" M1 Max Macbook Pro - it is far more reliable with that Mac than with the 2018 15" I was using it with before. It's a

I have one of the LG Ultrafine 5K on my 14" M1 Max Macbook Pro - it is far more reliable with that Mac than with the 2018 15" I was using it with before. It's also worth swapping the TB3 cable if you still have issues. After both of those I find it works absolutely flawlessly for me now, and it is comfortably the best external display I have ever used. I would adore any option that is even remotely as good.