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How to update the payment card linked to your subscription? - SuperMemo
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How to update the payment card linked to your subscription?
Has your (credit/debit) card expired, or would you like to use a different card for your active subscription? Select “More” in the menu, then click “Order history” in the “Orders” section. There you will find details about your subscription. Click “Update card” and enter the required information to add a different payment card.
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