Form

Form

Disable Input Paste

You can disable paste on input fields in javascript and web.
Disable paste in your input as follows:

html:
<input type="text" value="" id="myInput">

javascript:

window.onload = () => {
 const myInput = document.getElementById('myInput');
 myInput.onpaste = e => e.preventDefault();
}

SO

Enable disable on browser settings or extension.

Firefox settings can be accessed by entering the following text in the address bar.

about: config

Search for this key dom.event.clipboardevents.enabled &
set the boolean value to false

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