In order to install a VirtueMart theme, you will have to upload it’s folder that includes all the files in the components/com_virtuemart/themes directory.
For uploading the theme : Navigate to the Joomla admin area >> Components >> VirtueMart >> Admin-Configuration >> Site and select the theme from the option – ‘Select the theme for your shop’ drop down menu and save the changes.
Related: How To Install A Language Pack In VirtueMart?
You can also click on the Configuration link apart from the drop down menu and personalize your theme.
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