upload.max_width

Use this option to specify a max width of images, files with a greater width that this value will not be accepted.

Example of usage in the config.php file

$mcImageManagerConfig['upload.max_width'] = 1024;

Example of usage in the Web.Config file

<add key="upload.max_width" value="1024" />

Example of usage in a mc_access file

upload.max_width=1024