serial number is already in use

[Khir5C13]

I have re install adobe acrobat pro 2017 on new pc. when i sign in and wanted to register my serial number, it show this serial number is already in use. i didnt registered the product in my account last time, just key the serial number during installation time at old pc

Please advise how to solve this.

[Amal. · Accepted solution]

Hi Khir

Hope you are doing well and sorry to hear that. As described, you are getting the error 'This serial number is already in use'

Please go through the help page https://helpx.adobe.com/x-productkb/policy-pricing/error-activation-limit-reached-sign.html and see if that works for you.

Let us know if you experience any trouble and need more help.

Regards

Amal

[dept5450]

That was it!  Thanks

[Englada]

Hi

I have the same problem as Khir, and the deactivation of Pro on my old Mac did not help, unfortunately. Could you advise what to do, please?