You're welcome.
Punch is an ESC setting that can help with that as well, but I'm not seeing that setting in your diagram above. That's the thing with RTR electronics. They typically leave a lot to be desired when it comes to fine tuning.
This being a Vanquish RC, I find it odd the ESC doesn't...
The EPA is end point adjustment. When you turn your steering knob all the way, your servo will travel to its extents. If linkage prevents it from doing so, you can burn up your servo easily by putting it in a bind. So it's very important to adjust this. Super important on crawlers, especially if...
The abbreviation glossary tells you what everything is. Looks like you press the select button to cycle through the functions, then you press the +/- button to cycle through the features to adjust them. Standard ESC programming steps. Can you find any videos for your transmitter?
If nothing...