Use an e-commerce website template by uploading it to your servers and incorporating it into your content-management system, which allows you to make changes using its editor interface. Each content-management system features different control schemes and interfaces, though most feature a dedicated section for modifying appearances in addition to the template's native control panel.
Begin by determining which content-management system you are using for your e-commerce site, as most templates only work with specific programs. Locate templates, frequently known as themes, compatible with your site and download them to your computer. Log into the control panel for your site and find the section for managing its appearance, from which you may upload the template files. Follow the instructions within the system ensure a successful upload, such as ensuring the files are in a ZIP folder. Some content-management systems may also require you to upload the files directly to your Web server using an FTP client.
Choose the new theme from within the appearance editing panel of your site's administration page to set it live on the site. Locate the theme's configuration options to begin customizing it according to its native features, such as setting font style or size, changing the background color for pages, or adding a custom banner image. You may also find sections to modify specific details such as the social media icons that show up on product listings or the number of items that appear per page on search results.