{"id":19029857,"date":"2026-09-26T07:53:24","date_gmt":"2026-09-26T07:53:24","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/attribute-allowfullscreen-in-element-iframe-not-supported\/"},"modified":"2026-09-26T07:53:24","modified_gmt":"2026-09-26T07:53:24","slug":"attribute-allowfullscreen-in-element-iframe-not-supported","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/attribute-allowfullscreen-in-element-iframe-not-supported\/","title":{"rendered":"Attribute &#8216;allowfullscreen&#8217; in element &#8216;iframe&#8217; not supported"},"content":{"rendered":"<p>Getting the following warning as of the latest version:<\/p>\n<p><code>[24-Sep-2026 08:19:55 UTC] PHP Warning:  Attribute &#039;allowfullscreen&#039; in element &#039;iframe&#039; not supported (for information on implementing this, see the support forums)  in \/home\/*\/*\/*\/public_html\/wp-content\/plugins\/wp-table-builder\/vendor\/ezyang\/htmlpurifier\/library\/HTMLPurifier\/HTMLDefinition.php on line 372<\/code><\/p>\n","protected":false},"template":"","class_list":["post-19029857","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19029857","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19029857\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=19029857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}