Hi,
On most of shared hostings, public_html is the document root. What is the hosting company you are using. Depending upon hosting company different steps may be needed.
I am available on Chat if you want to discuss project details.
About Me:
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My name is Imran and I have been working as a HTML/CSS/PHP/Wordpress/Woocommerce Developer, Designer and Coder for the last 10 years. I have earned plenty of positive reviews from my previous clients on Freelancer.com with great ratings and high Rehiring frequency.
You can check all this on my profile page here:
https://www.freelancer.com/u/imranphp.html
Thank You and Good Luck for your Project.
Imran Ali.