How to disable PrintScreen on Adobe Viewer?

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Jun 08, 2021 Jun 08, 2021

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In adobe viewer mode  i will trying to disabled PrintScreen and for disabling i am using this code but this not work 

See below:-

    <script type="text/javascript">
        document.addEventListener("keypress"function(){ 
            if ( e.key == 'PrintScreen' || e.key == 44 || e.key == 45) {
                navigator.clipboard.writeText('');
            }
        });
    </script>
So, please tell me how i am able to disabled PrintScreen or fn + PrintScreen

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