JSFiddle - React, Tailwind, and code Playground

HTML

<form action="#" method="post" id="">Title:
    <input id="titlenewtide" type="text" name="title" required>
    <br>Description:
    <textarea name="description" id="description"></textarea>
    <br>Tag:
    <input id="newtag" type="text" name="newtag" required>
    <br>Category:
    <input type="radio" name="category" value="19" required>Animation
    <button type="submit" value="Submit" name="subnewtide" id="subnewtide" disabled="disabled">Submit</button>
</form>

JavaScript

$(':input:not(#subnewtide)').prop('required', true).on('input change', function() {
    $('#subnewtide').prop('disabled', !this.form.checkValidity() );
});