Media Gallery Image Optimization Enable Image Optimization Magento\Config\Model\Config\Source\Yesno Resize images to improve performance and decrease the file size. When you use an image from Media Gallery on the storefront, the smaller image is generated and placed instead of the original. Changing these settings will update all generated images. Maximum Width validate-zero-or-greater validate-digits Enter the maximum width of an image in pixels. Maximum Height validate-zero-or-greater validate-digits Enter the maximum height of an image in pixels.