On Android, PC, and Mac, NostrNet.work will now display an install button. 

If it doesn't appear, you can still turn it into a PWA, but it would mean your current browser lacks full PWA support. 

After converting it to a PWA, you will also gain access to its built-in web browser.
https://image.nostr.build/97df865afd1c1f56fcb3680733de155f7e3a8c7b9e45ccea247a9ea5c79c2b1a.jpg