https://techcommunity.microsoft.com/discussions/sharepoint_general/no-close-button-on-new-sp-modern-lists/100430/replies/100524
No Close button on New SP Modern Lists | Microsoft Community Hub
In an Announcements list, when I opened an announcement, I had a button to close once I was done reading it. In the new modern list, the only button...
close buttonmodern listsmicrosoft communitynew