Ive already added my number to my account so why is asking me to do it again when is already done

[Papilindo]

I'm trying to check out the the product wich is a gift card and when I'm ready to go it ask to to verify my own number the is already added to my account what it's that

[PayPal_Iris]

Hello @Papilindo,

Welcome to PayPal Community! At times, our security system may be triggered by a number of factors and may have you verify details prior to checkout. This is just a security measure that is in place for additional protection. If the error is consistently occurring, you may want to reach Customer Support for more specific assistance.

You can reach Customer Support by clicking Contact and then Message Us (when available) at the bottom of the PayPal website. They're also available through Twitter direct message or Facebook instant message.  

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I hope this helps guide you to a resolution!