How to connect the JS file on HTML?

Question

I don't understand how to connect the file. Anyone help me to sort it out?
https://code.sololearn.com/WDWg97N8wV80/?ref=app

Answer 1

Md. Mahfuzur Rahman , it's working. Look at the code.
https://code.sololearn.com/WOcFcYuZZtRF/?ref=app

Answer 2

Md. Mahfuzur Rahman , just put all of your JS code in window.onload =() =>{//here place everything }.

Answer 3

TheWhiteCat not working

Answer 4

Thankful to you. Take love.

Answer 5

You are welcome, Md. Mahfuzur Rahman