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Nitro Activation Issue

Hanas Caffoor

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Hi Team,


When I tried to activate the license I am getting following error "The Serial Number entered does not exist......"

We purchased this for Ver 10 and tried to activate version 13, please advise how to fix the issue. 


Thank you,




Edited by Reymund G.
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  • Official Nitronaut

Hi @Hanas Caffoor

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

Please uninstall the Nitro PDF Pro 13 then install the latest build of Nitro PDF Pro 12 which is

You can find Nitro PDF Pro installer from the link below and activate it with your current version 11 serial number. 
https://www.gonitro.com/nps/product-details/downloads - Click the 'Download Nitro Pro 12' link 

After installing Nitro PDF Pro, you can activate by going to the Help tab > About Nitro Pro > Activate. Enter the serial number then click the Activate button.

Kind regards,

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