Opening the Installer on Windows - ImpactDevelopment/ImpactIssues GitHub Wiki
EXE vs JAR
It is recommended to use the EXE version of the installer on Windows, unless you know how to run a JAR file.
Windows protected your PC
If you run into this issue, simply click "More info" and then a "Run anyway" button will appear. Click "Run anyway".
Install a JDK
TODO windows specific instructions:
If you run into this issue, click on More Info...
and follow the instructions on the Java website.