Enhancements:

Improves the Schema on checkout pages by removing the default ReadAction we used to add there.

Improves the Schema on product pages by replacing the default ReadAction with a BuyAction.

Other:

Sets the minimal required version for Yoast SEO to 18.6.

Sets the minimum required WordPress version to 5.8.

Adds a new wpseo_schema_offer filter that can be used to change the output of the offers attribute of the product schema. Props to Dekadinious.

Enhancements:

• Adds the following improvements to the SEO analysis on product pages:
  • Adds the Image alt tags assessment, which checks if all images have alt tags.
  • Removes the Outbound links assessment and Internal links assessment, as they are less relevant on product pages.
  • Sets the recommended minimum of the Keyphrase length assessment to 4 words.
  • Sets the recommended minimum of the Text length assessment to 200 words.
  • The SEO title width assessment no longer penalizes short titles.
  • Adds a criterion for orange bullet in the Images assessments on product pages.
  • Sets the recommended number of images to 4 in the Images assessments on product pages.
• Adds the following improvements to the readability analysis on product pages:
  • Adds the List presence assessment which recommends using lists on product pages.
  • Makes the Subheading distribution assessment appear only when the text contains more than 300 words.
  • Sets the recommended maximum length of the Paragraph length assessment to 70 words.
  • Sets the recommended maximum percentage of long sentences in the Sentence length assessment to 20%. Language-specific percentages can override this default value.

Other:

• Sets the minimum required Yoast SEO version to 17.1.