Installaton Guide A PWA turns your website into an app-like experience. This setup enables offline functionality, faster load times, and the ability to "Add to Home Screen" on mobile devices. Click here to see this tutorial online, the online tutorial is much better for copy and paste. Before you start, please backup your files, uploading this will overwrite the following files if you need help or have suggestions please visit the dedicated support forum for this addon here Step 1: Upload the files and install languages Unzip and upload the files to your root directory according to the folder structure. visit yourSite.com/installrss.php Step 2: Add to header (Please backup any file before editing) Open themes/yourTheme/layout/container.phtml Look for and comment it out or remove. Look for at the very top After that add The Pwa will pop up automatically but if you want to add banner and button he is the code Step 3: If you want the floating banner Adding the popup banner Open themes/youtheme/layout/home/content.phtml Go to the very bottom and add Here is the code for the button, you can add where ever you wish, I added on my sidebar for sample Change you buttons colors on /themes/youtheme/stylesheet/pwa.css Step 5: Edit the service-worker.js file Open /service-worker.js Look for and change wondertag for your theme name Step 6: Icon Images Open themes/youtheme/img/pwai and replace these images for the icons. Yes! each image is importantand shows in different places if you delete one the app will not work. Step 7: Screenshots icons Next you will create the screenshot images of your site. this is a example with my site and please name the images the same way, the screenshots will show like this when a user click the install button. pretty hum? check all the images names bellow. desktoplogout.png desktoplogin.png forums.png features.png explore.png screenshot3.png Enjoy! And if you love it leave me a review here it really helps build a reputation.