Impossible to open the installer on macOS (Apple Silicon)

[Jean-Claude JESIOR]

The installer astap.pkg opens as expected on a Mac Intel but refuses to open on a Mac M4 Apple Silicon
At least in my hands
Any idea ?

[han.k]

I think you have to open security. Does this instruction help?:

http://www.hnsky.org/astap.htm#macos_installation

Han