Mixed Content: The page at 'https://...' was loaded over HTTPS, but requested an insecure element 'http://...'. This request was automatically upgraded to HTTPS, For more information see
>This feature will autoupgrade optionally-blockable mixed content (HTTP content in HTTPS sites) by rewriting the URL to HTTPS, without a fallback to HTTP if the content is not available over HTTPS. Image mixed content autoupgrades by default are targeted for M86.