xbox-mark is a developer tools chrome extension. it's a free extension and is featured in Developer Tools, it has 2 active users since released its first version, it earns an average rating of 0.00 from 0 rated user, last update is 2491 days ago.
check your design in web page
You could download the latest version crx file or older version files and install it.
中文 (简体).
You could find more help information from xbox-mark support page.
You could send emails to publisher, or check publisher's website.
More about manifest_file of xbox-mark.
You could click to report abuse of xbox-mark.