Index: src/wp-admin/includes/class-wp-posts-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-posts-list-table.php	(revision 56380)
+++ src/wp-admin/includes/class-wp-posts-list-table.php	(working copy)
@@ -1167,7 +1167,12 @@
 			}
 		}
 
-		get_inline_data( $post );
+		/** This filter is documented in wp-admin/includes/class-wp-posts-list-table.php */
+		$quick_edit_enabled = apply_filters( 'quick_edit_enabled_for_post_type', true, $post->post_type );
+
+		if ( $quick_edit_enabled ) {
+			get_inline_data( $post );
+		}
 	}
 
 	/**
@@ -1473,7 +1478,17 @@
 				__( 'Edit' )
 			);
 
-			if ( 'wp_block' !== $post->post_type ) {
+			/**
+			 * Filters whether Quick Edit should be enabled for the given post type.
+			 *
+			 * @since 6.4.0
+			 *
+			 * @param bool   $enable    Whether to enable the Quick Edit functionality. Default true.
+			 * @param string $post_type Post type name.
+			 */
+			$quick_edit_enabled = apply_filters( 'quick_edit_enabled_for_post_type', true, $post->post_type );
+
+			if ( $quick_edit_enabled && 'wp_block' !== $post->post_type ) {
 				$actions['inline hide-if-no-js'] = sprintf(
 					'<button type="button" class="button-link editinline" aria-label="%s" aria-expanded="false">%s</button>',
 					/* translators: %s: Post title. */
Index: src/wp-admin/includes/class-wp-terms-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-terms-list-table.php	(revision 56380)
+++ src/wp-admin/includes/class-wp-terms-list-table.php	(working copy)
@@ -426,13 +426,18 @@
 			$name
 		);
 
-		$output .= '<div class="hidden" id="inline_' . $qe_data->term_id . '">';
-		$output .= '<div class="name">' . $qe_data->name . '</div>';
+		/** This filter is documented in wp-admin/includes/class-wp-terms-list-table.php */
+		$quick_edit_enabled = apply_filters( 'quick_edit_enabled_for_taxonomy', true, $taxonomy );
 
-		/** This filter is documented in wp-admin/edit-tag-form.php */
-		$output .= '<div class="slug">' . apply_filters( 'editable_slug', $qe_data->slug, $qe_data ) . '</div>';
-		$output .= '<div class="parent">' . $qe_data->parent . '</div></div>';
+		if ( $quick_edit_enabled ) {
+			$output .= '<div class="hidden" id="inline_' . $qe_data->term_id . '">';
+			$output .= '<div class="name">' . $qe_data->name . '</div>';
 
+			/** This filter is documented in wp-admin/edit-tag-form.php */
+			$output .= '<div class="slug">' . apply_filters( 'editable_slug', $qe_data->slug, $qe_data ) . '</div>';
+			$output .= '<div class="parent">' . $qe_data->parent . '</div></div>';
+		}
+
 		return $output;
 	}
 
@@ -485,12 +490,25 @@
 				esc_attr( sprintf( __( 'Edit &#8220;%s&#8221;' ), $tag->name ) ),
 				__( 'Edit' )
 			);
-			$actions['inline hide-if-no-js'] = sprintf(
-				'<button type="button" class="button-link editinline" aria-label="%s" aria-expanded="false">%s</button>',
-				/* translators: %s: Taxonomy term name. */
-				esc_attr( sprintf( __( 'Quick edit &#8220;%s&#8221; inline' ), $tag->name ) ),
-				__( 'Quick&nbsp;Edit' )
-			);
+
+			/**
+			 * Filters whether Quick Edit should be enabled for the given taxonomy.
+			 *
+			 * @since 6.4.0
+			 *
+			 * @param bool   $enable   Whether to enable the Quick Edit functionality. Default true.
+			 * @param string $taxonomy Taxonomy name.
+			 */
+			$quick_edit_enabled = apply_filters( 'quick_edit_enabled_for_taxonomy', true, $taxonomy );
+
+			if ( $quick_edit_enabled ) {
+				$actions['inline hide-if-no-js'] = sprintf(
+					'<button type="button" class="button-link editinline" aria-label="%s" aria-expanded="false">%s</button>',
+					/* translators: %s: Taxonomy term name. */
+					esc_attr( sprintf( __( 'Quick edit &#8220;%s&#8221; inline' ), $tag->name ) ),
+					__( 'Quick&nbsp;Edit' )
+				);
+			}
 		}
 
 		if ( current_user_can( 'delete_term', $tag->term_id ) ) {