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Upgrade from Nitro PDF Professional 8

Burkhard Lahne

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Burkhard Lahne


I try Updating to Productivity Suite, but my serial number can't verified.


See screenshot below:


I would upgrade to this offer:

Nitro Pro 12 und älter 79,99 €

Please show me a way to upgrade

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  • Official Nitronaut
Reymund Oyong

Hi @Burkhard Lahne,

Thank you for reaching out to us through our Community Forums!

Please send me your Nitro Pro 8 serial number so we could check it records. For security purposes, you can send your serial number through private message.

Kind regards,

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