The upgrade brings initial support for using CC as a PWA (
Progressive Web App) - which, for certain devices and browsers, allows members to use CC in an app-like window using a browser-based framework as the backbone.
If using the PWA isn't working well, you should be able to uninstall it (
see details below) and continue using CC with your device's web browser.
I borrowed a Samsung S9 with Chrome to test it and it seemed to work okay. With regards to viewing images and visiting external links, I've taken some screenshots below to show what controls should be available - let me know if these are missing for you?
Installing as an App:
Which should put a shortcut on your device desktop:
When opening CC using the App icon it should look like this:
When viewing an image/attachment there should be some controls in the upper right corner - specifically an 'x' to close the overlay:
... and when visiting an external site link, there should be a short banner across the top of the page (appears when you scroll) with an 'x' to close and return to CC:
... and to remove the "App" you should be able to tap-and-hold the icon and uninstall it: