Guide

1. Navigate to the 'System' menu, where we'll manage core website settings and extensions.

2. Access the 'Extensions' area to customize your site with new templates and functionality.

3. Upload your .zip file.

4. View the details of this template to understand its features and customization options.

5. Return to the 'System' menu to access more template management options.

6. Access the 'Site Template Styles' to create and manage different variations of your templates.

7. Click on the star icon to select your new template as 'Default'.

8. That's it! You've successfully created a Joomla template.