'#title' => t('Alternative text'),
'#type' => 'textfield',
'#default_value' => isset($item['alt']) ? $item['alt'] : '',
- '#description' => t('This text will be used by screen readers, search engines, or when the image cannot be loaded.'),
+ '#description' => t('Short description of the image used by screen readers and displayed when the image is not loaded. This is important for accessibility.'),
// @see https://www.drupal.org/node/465106#alt-text
'#maxlength' => 512,
'#weight' => -12,