Re: invalid serial number for acrobat pro 6.0 sni 6.0 det sep 17, 2010 2:36 pm ( in response to (mwgarrett) ) i have an adobe acrobat 6.0 standard and had to reinstall but now the serial number that i entered shows as invalid.. Learn how to resolve the error "you entered an invalid serial number..." in adobe acrobat 8 professional that appears after installing adobe creative suite 3.. Adobe acrobat 9 pro extended valid serial number serial numbers. convert adobe acrobat 9 pro extended valid serial number trail version to full software..
Why is my serial number for acrobat 9 no longer valid? it said that i can no longer use the product and to reinstall, but when i do it says the number is invalid, why? harvey hanna. Installing acrobat 9 professional with valid serial number and the installer keeps coming back saying the code is invalid how i do fix my adobe installer from saying that my serial code is invalid? experts exchange. Can't re-install acrobat on replacement pc. my old pc crashed and i purchased a replacement pc. i cannot reinstall acrobat x. installation tells me the serial number is invalid..