JSFiddle - React, Tailwind, and code Playground

HTML

<input type='checkbox' id='LineOp' />

JavaScript

var getStstus = localStorage.getItem('LineOp');

if (getStstus === "true")
    $("#LineOp").prop("checked", true);

$("#LineOp").click(function(){
    localStorage.setItem('LineOp', $(this).prop("checked"));
});