A continuous line graph needs to allow you to see as many points as you want, NOT just 2000 because the curve shown is wrong. I think this is basic.
There should be a property that you can enable and select the number of points to display.
Thanks!
PD: Attached sample image
![Comparison.png Comparison.png](https://community.qlik.com/t5/image/serverpage/image-id/57048iAC6FFA59400A0FB0/image-size/medium?v=v2&px=400)