Why in using the Simulation waveform editor of Quartus 19.1 gives me that the excutable file of mod

[EMona89]

Why in using the "Simulation waveform editor" of Quartus 19.1 gives me that the excutable file of modsim is not found. I don't want to use modelsim, I want to use .vwf files to run the simulation.

Must I install Modelsim also?

[RichardTanSY_Intel]

The case will be closed because it was a duplicate with an existing case. Please refer to the case below (link attached) for further support. 
https://community.intel.com/t5/Intel-FPGA-Software-Installation/Simulation-waveform-editor-of-Quartus-19-1-problem/m-p/1278302#M2704 

Best Regards,
Richard Tan

p/s: If any answer from the community or Intel support are helpful, please feel free to give Kudos.