PDF Software Development, Training and More. You may even consider running Adobe's Cleaner application to make sure that nothing from your old installation remains on the system: You an also lookup your serial number on the 'My Products' page: Īnd, if the download via 'My Orders' does not work, you can find the installer here: If you are running Acrobat, it gets a bit more involved if you don't have access to your installer: You can lookup and re-download your version of Acrobat via the 'My Orders' page on Adobe's website: If you are running the free Adobe Reader, just uninstall, download a fresh installer and re-install. Added signatures and initials are saved for future use. You can choose to type, draw, or import a signature image. If you are signing for the first time, you see the Signature or Initials panel. If this does not fix your problem, you may have to re-install your software. Click in the fields and enter any requested information. If you are on a Windows system, use the Repair option in the Help menu.