If you can't connect your projector to the internet or prefer a manual approach, this is the way to go.
For the M1 Mini + model, the firmware update activates low-latency screen mirroring without a dongle. For the standard M1 Mini, it fixes Miracast dropouts. viewsonic m1 mini firmware update top
If you find that the projector is still not working, it may be time to look into the comparison to see if an upgrade to the brighter M1+ is right for you, especially if you If you can't connect your projector to the