I lost my serial number.
Lost your serial number of subscription
If you have lost your serial number of our subscription, you do not have to worry. You can check your contract details at our Online Store.
Here, we would like to explain how to cehck .
Log in to "My Account" of our Online Store
Please go in to "My Account" of our Online Store.
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Go to "Subscription" in My Account
Please click “Subscriptions” on the left in the page. On which you can find your contracted subscriptions.
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Check "View" of a subscription to check serial number
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Please proceed "view” of the subject order. You can find a serial number for your purchased license.
You can also check the validiy of your license in "My Account".
Pleaes have a look our another post from below link.
https://baby-universe.net/2022/11/29/when-will-my-license-expire/