Runtime tools : Client engine : Universal Application Guideline and Samples : Sample Applications : PWA support
  
PWA support
About PWA (Progressive Web Applications)
Built on common web technologies
Uses Service Worker for pre-fetch and off-line operations
Described with a manifest file
Publishing the App to Apple App Store or Google Play is optional
Find more details
https://web.dev/progressive-web-apps/
The PWA features were integrated into the UDTTReactProject in this sample.
PWA Compatibility Notes
Chrome on Desktop and Android: full
Edge on MS Windows: support as is
Safari on iOS: partial
Firefox: no
Go up to
Universal Application Guideline and Samples