Click on the blue button: Still need help? Contact us – then click in the area marked “chat 24/7”
It’s usually possible to start a live chat, if an Adobe agent is free, and often to get the problem fixed right away.
Click here to get help now Contact Customer Care
Just restore the complete system from your Time Machine backup or other backup app you have been using. Like Carbon Copy Cloner or Super Duper.
What no backups?
Since it is the exact same computer you should have a problem just installing, Loggin on to your non subscription account and entering the serial number.
You might all so able to log in to the Adobe website with that Adobe ID and clearing the activation's, all or just one.
The problem is the new hard drive.Serial numbers are hardware related. So only Adobe staff can deal with this problem if there have already been two activations.