Upcoming flags to enable link capturing and other PWA features. Enable these flags by copying and pasting the following, then searching for the below chrome://flags/
Enable full desktop integration:
chrome://flags/#enable-desktop-pwas
Capture URLs in their scope, such as twitter URLs for the Twitter PWA:
chrome://flags/#enable-desktop-pwas-link-capturing
chrome://flags/#enable-desktop-pwas-stay-in-window
Get a pop-up that offers to allow the PWA to open certain URLs:
chrome://flags/#enable-intent-picker
Receive offers to install PWAs:
chrome://flags/#enable-desktop-pwas-omnibox-install