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.

NsThemes

This plugin allow you to change WooCommerce default image for product simply by choose from your media gallery. 
Page option will appear in your WordPress backend menu, and here you can open the media gallery ad upload a new placeholder image. 
You only have to choose an image from your library or your local folder and select the image.
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/1uNruLmAVZ0?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>
PREMIUM FEATURES of NS Custom Placeholder Image for WooCommerce:
Choose a different placeholder per categories. 
Choose a different placeholder per tags.
For more information about PREMIUM VERSION, visit official page <a href="http://www.nsthemes.com/product/custom-placeholder-image-for-woocommerce/" rel="nofollow ugc">NsThemes Marketplace</a>.
We test our plugins with many other. If you find incompatibility with one specific plugin, please inform us at <a href="mailto:report@nsthemes.com" rel="nofollow ugc">report@nsthemes.com</a>.

NS Custom Placeholder Image for WooCommerce

With this plugin you can change WooCommerce image placeholder with no code required!

Schema Default Image vs NS Custom Placeholder Image for WooCommerce