In Chrome, log in to the instance.
Navigate to Collaborate > Connect Chat > Live Feed.
Open a feed.
Copy an image into your clipboard.
In the Chrome window with Live Feed active, click the Image button under the "Share your thoughts" entry box.
In the Screenshots pop-up window, click Paste an image here to move the focus to the window.
Either press Ctrl+V or right-click and choose Paste.
Note that the second option not always available.
The Review log says "Cannot assign to read only property 'name' of object '#<File>'
After carefully considering the severity and frequency of the issue and the risk of attempting a fix, it has been decided to not address this issue in any current or future releases. We do not make this decision lightly, and we apologize for any inconvenience. If you have any questions regarding this problem, contact ServiceNow Customer Support.