Click on Apply and select OK to save changes.Make sure to click on the Run this program as an administrator checkbox to checkmark it.Now, select Properties > Click on the Compatibility tab.Right-click on the Jurassic World Evolution 2 exe shortcut file on your PC.You should also run the Steam client as an administrator on your PC. Make sure to run the game exe file as an administrator to avoid user account control regarding privilege issues. Now, you can check whether you’ve fixed the Jurassic World Evolution 2 Doesn’t Open / Not Launching or Crashing on your PC or not. Click on End Task to close it one by one.Now, click on the Processes tab > Click to select tasks that are unnecessarily running in the background and consuming enough system resources.Press Ctrl + Shift + Esc keys to open up the Task Manager.Simply, close all the unnecessary background running tasks completely. Hence, the startup crashing, lagging, not loading issues appear quite often. Unnecessary background running tasks or programs can eat up a lot of system resources like CPU or Memory usage that literally reduces system performance.
Once done, restart your computer to install the update.It may take a while to complete the update.