Why this extension?
This extension displays a free shipping notice on the cart and checkout page.
It also calculates how much is needed to qualify for free shipping.
You must have free shipping enabled and configured properly.
Demo:

When you are not qualified for free shipping | Order more to qualify message


When you are qualified for free shipping message


Compatibility
Only tested on Opencart 3X Default Theme
Demo:

More extensions from Nightwing
1) You might be interested in: Display Free Shipping Only When Available
2) You can also purchase: Smart Free Shipping Combo
3) See my other free and paid extensions: Visit Nightwing's Opencart Store

Documentation
To install and run this module:
Take a full backup of your website
Ensure Free Shipping is enabled and configured
Go to Extension > Installer upload the .ocmod.zip file
Go to Extension > Modifications> Refresh Modification
Go to Dashboard then clear both theme and SAAS Cache
Add an item to your cart that is below your minimum free shipping quota and check the cart and checkout page (Step 4)
Add more items to your cart that is equal to or over your minimum free shipping quota and check the cart and checkout page (Step 4)

Hit the Get Support button for free remote installation support via Teamviewer/Anydesk. (No FTP or dedicated Admin Access Required).
Free language compatibility on request after purchase