Can't Load Turbotax 2024 on 3rd PC - Error code 603

[Gerbear111]

Hi there, I'm trying to activate last year's Turbotax 2024 Standard download on my other laptop, so I can compare page by page to my Turbotax 2025. There are only 2 laptops that it has been loaded on right now. When I try to activate the Turbotax 2024 on the 3rd laptop I get the error code 603, as per attached. Please rectify so I can load on this 3rd laptop. Thank you. 

[TurboTaxAniqua]

Is it a retail purchase or a purchase directly from Intuit? 

For more assistance with this issue, please contact us by phone. To talk to our phone support team, visit https://support.turbotax.intuit.ca/contact/ . After entering some basic info about what you need help with, the page will give you the phone number for the team best suited to help.

If you made a retail purchase, make sure you have your receipt handy before calling customer service.

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