The condition is 32b version, 64b version doesn't support scripting yet. In the program settings / System scripting must be enabled. In this case you will see Script menu with all scripts
Your script file you downloaded place int PSPad\Script\<language name> folder. VB files into VBScript folder, JS files into JavaScript folder I hope we are talking about this kind of extensions -- <https://forum.pspad.com/read.php?2,76972,76973> PSPad freeware editor https://www.pspad.com