In the Order editing block on the order page in your admin. It shows the current version of each personalized item, and you can lock or reopen editing there.
Shopify’s own order page, packing slips and apps that read line item properties still show what was ordered first, so make the version the block shows.
Still stuck?
Open the app in your Shopify admin, go to Help and click Chat with us, or email [email protected] with your store’s myshopify.com address.