Limit non-admin/editor file uploads to 2mb with WordPress

my_upload_size_limit_for_non_admins.php

<?php
/**
 * Limit non-admin/editor file uploads to 2mb
 * We check the upload_files capability,
 * so anyone with access to the Media Library
 * can upload files at the PHP/server set max.
 * 
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
function my_upload_size_limit_for_non_admins( $size ) {
	if ( ! current_user_can( 'upload_files' ) ) {
		$size = 2 * 1024; // 2 megabytes
	}
	
	return $size;
}
add_filter( 'upload_size_limit', 'my_upload_size_limit_for_non_admins' );