Google Custom Search is the most useful Magento 2 extension that enhances the search functionality of the website. It helps to improve your google search not only with the image but also with text to get the powerful result. Magento websites are mostly relying that customer search their desired product on the search bar. So, this extension helps the website owner to define their own search engine for their website. This extension also helps you to increase the website’s SEO and global rank.