Steam – Long images for screenshot artwork showcase

How to upload long images for screenshot or artwork in Steam profile showcases?

Open the browser console and enter the following lines of code for…

Upload as an Artwork:

$J('#image_width').val('1000');
$J('#image_height').val('1');

Upload as an Screenshot:

$J('#image_width').val('1000');
$J('#image_height').val('1');
$J('[name="file_type"]').val("5");