# POS UI Extensions 2024-10 Update — Shopify developer changelog --- ## POS UI Extensions 2024-10 Update As of October 1, we added the following updates to POS UI Extensions: * Added support for iOS debugging with the Safari dev tools. * Added support for the `pos.product-details.block.render` target. * Added support for the `pos.purchase.post.block.render` target. * Added support for the `pos.order-details.block.render` target. * Added support for the `pos.customer-details.block.render` target. * Introduced a `POSBlock` component. It's the required parent component for block extension targets. * Introduced a `POSBlockRow` component. It's the required child component for `POSBlock`, and can be used to wrap other components. * Deprecated the `ActionItem` component. Please use the `Button` component instead. * Added support for windowed modals. All of the changes are available for POS UI extensions version 2024-10 and POS app version 9.19.0. See the [version log](https://shopify.dev/docs/api/pos-ui-extensions/unstable/versions) for all version details. *Published: October 01, 2024* Tags: API, Update Link: https://shopify.dev/changelog/pos-ui-extensions-2024-10-update ---