1. Go to Extensions > Installer.
2. Click the Upload button and select the file huntbee_seo_canonical.ocmod.zip.
3. After uploading the file, you will find HuntBee – SEO Canonical on the Installed Extensions list.
4. Click on the install button.
5. Go to Extensions > Extensions > Modules.
6. Find SEO Canonical URL in the list and click on the Install button.
7. Click on edit and make the required setting (Short URL format is recommended for better SEO).
8. Choose the modification type.
9. Click on the save button.
10. If modification type OCMOD is selected, go to Extensions > Modifications. Click on the Refresh button to rebuild the modification cache.
11. Test the extension.

Note:

• OpenCart 4.1.0.0 is having an issue with the modification system where certain modification rules are applied but not working, so use VQMOD.