Adobe - Transfer of Adobe Stamps
This article explains the steps on how to transfer Adobe stamps from an old computer to a new computer.
Instructions
Close Adobe on both computers.
On the old computer, open the Stamps folder.
C:\Users\<UserName>\AppData\Roaming\Adobe\Acrobat\<Version>\StampsCopy the PDF files inside, or the whole Stamps folder.
Paste them into the matching folder on the new computer.
You can transfer the Stamps using OneDrive.
Reopen Acrobat/Reader and check Add a stamp / Custom Stamps. Adobe’s custom-stamp creation flow also confirms that user-created stamps are saved into that Stamps folder.