sallow field preview "Duplicate" button.
	 *
	 * @since 1.9.4
	 *
	 * @param bool|mixed $display Display switch.
	 * @param array      $field   Field settings.
	 *
	 * @return bool
	 * @noinspection PhpMissingParamTypeInspection
	 */
	public function filter_field_preview_display_duplicate_button( $display, $field ): bool {

		if ( $field['type'] !== $this->type || empty( $this->is_disabled_field ) ) {
			return (bool) $display;
		}

		return false;
	}

	/**
	 * Add a class to the field preview container.
	 *
	 * @since 1.9.4
	 *
	 * @param string|mixed $css_class CSS class.
	 * @param array        $field     Field settings.
	 *
	 * @return string
	 * @noinspection PhpMissingParamTypeInspection
	 */
	public function filter_field_preview_class( $css_class, $field ): string {

		$css_class = (string) $css_class;

		if ( $field['type'] !== $this->type || empty( $this->is_disabled_field ) ) {
			return $css_class;
		}

		return trim( $css_class . ' wpforms-field-is-pro' );
	}

	/**
	 * Filter entry save data.
	 *
	 * @since 1.9.5
	 *
	 * @param array|mixed $fields    Entry fields data.
	 * @param array       $entry     Entry data.
	 * @param array       $form_data Form data.
	 *
	 * @return array
	 * @noinspection PhpUnusedParameterInspection
	 */
	public function filter_entry_save_data( $fields, array $entry, array $form_data ): array { // phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.FoundAfterLastUsed

		$fields = (array) $fields;

		// If it's not a disabled Pro field, return the fields as is.
		if ( empty( $this->is_disabled_field ) ) {
			return $fields;
		}

		// Remove disabled Pro fields from the entry fields.
		foreach ( $fields as $field_id => $field ) {
			if ( isset( $field['type'] ) && $field['type'] === $this->type ) {
				unset( $fields[ $field_id ] );
			}
		}

		return $fields;
	}

	/**
	 * Filter forbidden columns on the Form Entries page.
	 *
	 * @since 1.9.5
	 *
	 * @param array|mixed $forbidden_fields Entry fields data.
	 * @param int|string  $form_id          Form ID.
	 *
	 * @return array
	 * @noinspection PhpUnusedParameterInspection
	 * @noinspection PhpUnusedLocalVariableInspection
	 */
	public function filter_field_columns_forbidden_fields( $forbidden_fields, $form_id ): array {

		$forbidden_fields = (array) $forbidden_fields;

		if ( empty( $this->is_disabled_field ) ) {
			return $forbidden_fields;
		}

		$form_data = $this->get_form_data( (int) $form_id );

		if ( ! $form_data ) {
			return $forbidden_fields;
		}

		$fields = $form_data['fields'] ?? [];

		foreach ( $fields as $field_id => $field ) {
			if ( isset( $field['type'] ) && $field['type'] === $this->type ) {
				$forbidden_fields[] = $field['type'];
			}
		}

		return $forbidden_fields;
	}

	/**
	 * Get form data by form ID and cache it.
	 *
	 * @since 1.9.5
	 *
	 * @param int $form_id Form ID.
	 *
	 * @return array
	 */
	private function get_form_data( int $form_id ): array {

		$form_obj = wpforms()->obj( 'form' );

		if ( ! $form_obj ) {
			return [];
		}

		// Cache the form data into static variable.
		static $cached_form_data = [];

		if ( isset( $cached_form_data[ $form_id ] ) ) {
			return $cached_form_data[ $form_id ];
		}

		$cached_form_data[ $form_id ] = (array) $form_obj->get( $form_id, [ 'content_only' => true ] );

		return $cached_form_data[ $form_id ];
	}

	/**
	 * Filter entries export configuration.
	 *
	 * @since 1.9.5
	 *
	 * @param array $config Export configuration.
	 *
	 * @return array
	 * @noinspection PhpMissingParamTypeInspection
	 */
	public function filter_entries_export_configuration( $config ): array {

		$config = (array) $config;

		// If it's not a disabled Pro field, return the config as is.
		if ( empty( $this->is_disabled_field ) ) {
			return $config;
		}

		if ( empty( $this->type ) ) {
			return $config;
		}

		$config['disallowed_fields'] = ! empty( $config['disallowed_fields'] ) ? (array) $config['disallowed_fields'] : [];

		// Add the disabled Pro field type to `disallowed_fields` if not already there.
		if ( ! in_array( $this->type, $config['disallowed_fields'], true ) ) {
			$config['disallowed_fields'][] = $this->type;
		}

		return $config;
	}

	/**
	 * Filter if field is displayable in the Entry Edit page.
	 *
	 * @since 1.9.5
	 *
	 * @param bool|mixed $displayable Whether the field is displayable.
	 * @param array      $field       Field data.
	 * @param array      $form_data   Form data.
	 *
	 * @return bool
	 * @noinspection PhpUnusedParameterInspection
	 */
	public function filter_is_field_displayable( $displayable, array $field, array $form_data ): bool { // phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.FoundAfterLastUsed

		if ( ! $this->is_disabled_field ) {
			return (bool) $displayable;
		}

		return false;
	}
}
<br />
<b>Fatal error</b>:  Trait 'WPForms\Forms\Fields\Traits\ProField' not found in <b>/home/yoldasm2/public_html/wp-content/plugins/wpforms-lite/src/Forms/Fields/Address/Field.php</b> on line <b>13</b><br />