@mstdmstd 1) Check the links that I've provided in my previous comment. Those are links to the official PhpStorm help / documentation page (I know, I know -- nobody wants to read the help/documentation these days, it's so boring and so 2023...) But it has ALL the info you need. 2) The button will become active once you have at leats one variable in your template.
Edit Variables
button where you can use the actualclipboard()
function. 1) jetbrains.com/help/phpstorm/using-live-templates.html 2) jetbrains.com/help/phpstorm/… 3) jetbrains.com/help/phpstorm/…