Hi
@KaoVN do you have the latest version? Thanks: in advance

...
Change log since one uploaded;
= 3.11.2, 22 June 2022 =
* Added: integration with Fees and Discounts to apply role-based discounts to add-on fields
* Added: pewc_global_group_order filter
* Added: triggers for Image Preview to hook into field visibility affected by conditions
= 3.11.1, 8 June 2022 =
* Added: pewc_field_inner_tag action
* Added: filters for option attributes and values
* Added: num_bookings param for calculations (for Bookings for WooCommerce)
* Added: pewc_exit_after_download filter
* Fixed: QuickView does not work on Column layout for Product and Product Categories fields
* Fixed: incorrect display in the summary panel for Product fields using Column layout
* Fixed: Date fields not saving 'Disable days of the week' values properly in Global Add-Ons
* Fixed: bug when using condition operators Greater Than and Less Than
* Fixed: Min Chars and Max Chars are not checked if a text field is not required
* Fixed: Product Categories field is not saving the selected categories in Global Add-Ons
* Fixed: required fields inside hidden groups still fail JS validation
* Fixed: child product discount disappears if product does not have add-on fields and if Fees and Discount is active
* Fixed: Product fields that use Swatches layout are not added to the totals on the product page
* Updated: JS for Fees and Discounts integration
= 3.11.0, 23 May 2022 =
* Added: preset styles option (beta)
* Added: pewc_products_for_cats_limit filter
* Added: optimised validation option (beta)
* Added: $product_id param to pewc_get_add_on_image_action
* Fixed: Product Categories fields do not correctly validate the min/max child products value
* Fixed: when Display child products as metadata is enabled, child products of Product Categories fields are displayed as product IDs
* Fixed: handling of failed AJAX uploads when using drag-and-drop
* Fixed: if Enable editing is active, when validation fails, Update product reverts to Add product
* Fixed: summary panel does not hide hidden groups
* Fixed: bail early in pewc_product_single_add_to_cart_text if get_cart_contents() is null
* Updated: error handling of multiple Upload add-on fields
= 3.10.4, 5 May 2022 =
* Added: pewc_product_column_variants filter
* Fixed: checkbox field price not hidden correctly when set in Field Price Visibility
* Fixed: checkbox field price does not display percentage when setting is enabled
* Fixed: optimised conditions not doing initial check correctly
= 3.10.3, 2 May 2022 =
* Fixed: fatal error in Customizer
= 3.10.2, 29 April 2022 =
* Fixed: error in updating an order when Hide child products in the order is enabled
= 3.10.1, 26 April 2022 =
* Fixed: ensure child products in Product Categories fields link to parent products in cart
* Fixed: Product Categories fields with independent quantities
* Fixed: missing param in pewc_field
* Fixed: missing required element in checkbox template
* Fixed: validation issue for Product / Product Categories fields
= 3.10.0, 20 April 2022 =
* Added: new Products Categories field type
* Added: Checkboxes List and Radio List product field layouts
* Added: calculated_booking_cost and num_units_int params for calculations (for Bookings for WooCommerce)
* Fixed: look up table issue if header has decimals
* Fixed: parse error on products templates if licence not pro
* Fixed: parse error for weight fields with empty value
* Fixed: tax issues on column layout for child products
* Fixed: character settings do not appear for Text Preview in Global Add-Ons
* Fixed: group conditions not firing correctly when field is hidden
* Fixed: currency converted multiple times when add-ons in more than one group
* Fixed: bug in editing child products when the parent product uses a column layout
* Fixed: bug in field condition when using Select products layout and when Optimise conditions is enabled
* Fixed: tax issues in price display suffix
* Fixed: image swatch field price does not reset to zero if there is no option selected
* Fixed: child product independent quantities on the product page do not get multiplied if Multiply independent quantities is enabled
* Updated: set calculation price to 0 if look up table returns null
* Updated: get field parent in conditions.js for improved compatibility with Product Table Ultimate
* Updated: allow editing of upload fields
* Updated: use wp_get_attachment_image_url to get child product images
* Updated: check if quantity field does not exist for Bookings for WooCommerce
* Updated: markup for products-radio.php
* Updated: markup for checkbox.php
* Updated: markup for radio.php
* Updated: add child products prices to parent product price if Hide child products setting is enabled
* Updated: set Include variations as child products default to yes