Hi,
Based on your image, I believe you didn’t give the browser permissions to access your media.
See below what I got when I first tried it:
and then there were actions in the selection list:
Did that help?
If not - let’s try to see if it’s related to the site side or phone side:
Please try to upload on my site and let me know if it worked https://uvalbwix.wixsite.com/mysite-95
If that works, we’ll try to figure out what’s going on with your site.
If it didn’t work?
Please give us any details you can about the phone you’re using, what browser, what versions, etc. I was using a Google Pixel with Chrome on Android Oreo