Hesham Zebida

Schema.Press

Like Schema Default Image extension? Consider leaving a <a href="https://wordpress.org/support/plugin/schema-default-image/reviews/" rel="ugc">5 star review</a>.
Schema Default Image is an extension for the Schema plugin, it extend Schema functionality by adding ability to set a default image, which will be used in schema.org markup output if no Featured image is attached to the post.
Note: This extension requires <a href="https://wordpress.org/plugins/schema/" rel="ugc">Schema plugin</a> to be installed and activated on your site.
Google requires every <a href="https://schema.press/docs-premium/add-schema-article/" rel="nofollow ugc">Article</a> and <a href="https://schema.press/docs-premium/add-schema-org-markup-blogposting/" rel="nofollow ugc">BlogPost</a> to have an image property within its schema.org markup, otherwise you will get an error in Rich Results testing tool and Search Console.
Also, Google recommends uploading a high quality image, it shouldn’t be smaller than the <a href="https://schema.press/docs-premium/image-size-smaller-than-recommended-size/" rel="nofollow ugc">recommended image size</a>.
Check out the <a href="https://schema.press/downloads/schema/" rel="nofollow ugc">Schema Free Plugin</a> page for more info and <a href="https://schema.press/docs/default-image/" rel="nofollow ugc">documentation</a>.
Looking for more features? Check out the Premium <a href="https://schema.press/downloads/schema-premium/" rel="nofollow ugc">Schema Plugin</a>.

Schema Default Image

Add ability to set a default Featured image for schema.org markup, an extension for the Schema plugin.

Galaxy Weblinks

This plugin provides an option to add a default image in the backend option for the ACF field type image. It will provide the default image in the result when the image field value is not set.
Important Note: Default Image Addon for ACF is built on top of Advanced Custom Fields. This plugin requires ACF plugin to function. Make sure you have ACF installed and activated.
Here’s a link to the documentation for the plugin. This will help you learn more about its features and how to use it. 
<a href="https://wp-plugins.galaxyweblinks.com/wp-plugins/default-image-addon-for-acf/doc/" rel="nofollow ugc">Documentation</a> 
For any feedback or queries regarding this plugin, please contact our <a href="https://wp-plugins.galaxyweblinks.com/contact/" rel="nofollow ugc">Support team</a>.

Default Image Addon for ACF

This plugin provides the feature to add an option for the default image in the field type image.

Schema Default Image vs Default Image Addon for ACF