The navigational preload prompts the network requests during the service worker’s booting time, which should help with PWA performance. In some cases, the service worker booting up can increase the network’s response time. The iOS 15.4 rolls out some new improvements for the Service Workers including the navigation preload and more support for Service Worker-generated files. All Improvements for PWA Navigational preload for Service Worker However, is there anything that can make the life of a PWA developer easier? We will explore all of the biggest changes, the letdowns, along with some interesting news in this article.

New App Clip – Another noticeable updateĪpple claims that iOS 15 provides a better way to stay connected, focus, explore with its significant list of new features.

Support for ES6 module in Service Worker.

WebM audio support for Safari, WebM/VP9 support for Ipad.

Enhanced WebGL (Web Graphic Library) and Web-Share API.Improved Web App Manifest: Icons & more.Navigational preload for Service Worker.

Free for ios instal Optimizer 15.4