All due respect, but reliance upon RTH for landing your done is a serious failure upon your part. You need to learn how to fly back and manually land your drone without activating RTH. It's a beginner feature rarely ever used by any experienced...
I haven't seen it yet, but it appears [as you have shown] that the onus is on you to know your limitations.
Unlocking can be a pain when you are in a hurry!
IMO LUTs are not the best approach. They’re fine if yr in a rush or are inexperienced or quality is not the main goal but there’s no substitute for understanding your tools, skilled retouching and colour correction in the hands of an expert...