Edit file File name : block.json Content :{ "$schema": "https://schemas.wp.org/trunk/block.json", "apiVersion": 3, "name": "core/post-content", "title": "Content", "category": "theme", "description": "Displays the contents of a post or page.", "textdomain": "default", "usesContext": [ "postId", "postType", "queryId" ], "example": { "viewportWidth": 350 }, "supports": { "align": [ "wide", "full" ], "html": false, "layout": true, "background": { "backgroundImage": true, "backgroundSize": true, "__experimentalDefaultControls": { "backgroundImage": true } }, "dimensions": { "minHeight": true }, "spacing": { "blockGap": true, "padding": true, "__experimentalDefaultControls": { "margin": false, "padding": false } }, "color": { "gradients": true, "link": true, "__experimentalDefaultControls": { "background": false, "text": false } }, "typography": { "fontSize": true, "lineHeight": true, "__experimentalFontFamily": true, "__experimentalFontWeight": true, "__experimentalFontStyle": true, "__experimentalTextTransform": true, "__experimentalTextDecoration": true, "__experimentalLetterSpacing": true, "__experimentalDefaultControls": { "fontSize": true } } }, "style": "wp-block-post-content", "editorStyle": "wp-block-post-content-editor" } Save