Hi there & welcome to the forum 👋
DJI only have one RC that they call "Smart Controller"... that's the one with RM500 as a model number. And this one is the only "sceened" controller that's compatible with the DJI Mavic Air 2.
In general...
Higher temperatures = higher internal cell resistance = probably more pronounced voltage drops during load = increased risk of quicker electrolyte decomposition with gassing as a consequence = swelling.
This points to inferior...
You shouldn't use a Yagi-Uda intended for 5,8GHz when using 2,4GHz... it will just make the transmission range worse than without.
Instead manually set the frequency to 5,8GHz in the settings in the GO4 app.
You turn on the histogram here...
Then go for instance here & read up about how to use it --> How to Read a Histogram? Understanding Histograms in Photography
The second useful setting to consider turning on, is the overexposure warning... it...
The auto exposure setting will be averaged to neutral grey... so if the motif is mostly consisting of bright white snow, the auto setting will under expose slightly making the snow grey instead of bright white. In these conditions it's usually...