It would also be easier to attach viruses.
From what you say it sounds you’re wanting to adjust the tone curve with the tone curve turned off and it automatically turns back on when you click on the tone curve. That sounds normal to me.
In other words, that switch you’re pointing to with the red arrow is in the off position in the screenshot.
If this is not what you’re trying to say, please restate your issue.
Well you pretty much answered it there. I guess the issue I was having was actually the opposite. Up until a week ago I could only do the adjustments by moving that slider down. If I left it up, I would click the graph and it would create 5 points and not allow me to raise or lower the darks/lights.
FYI, the tone curve in newer versions of LR is a little more functional: