If you have a 24-digit numeric serial number for a non-subscription version (e.g., Acrobat 2020 or 2024), you can enter it directly within the application.
Many educational institutions and large corporations use a "named user license" tied to their own Single Sign-On (SSO) system. This method does not require you to enter a serial number manually. Activation is handled entirely through your institution's sign-in portal.
Activating your Adobe Acrobat Pro license depends on whether you have a (linked to your Adobe ID) or a standalone serial number (a 24-digit code). How to Activate Your License how to activate adobe acrobat pro license key
Once deactivated, you can install Acrobat on the new computer and enter your serial number again.
Sign in with your Adobe ID or create a new one using the email address you want the license tied to. If you have a 24-digit numeric serial number
Type your 24-digit numerical code carefully. Do not include hyphens; the software formats them automatically. Click or Activate .
If you see or Buy Now , the software is still running in trial mode. How to Manage Activation on Multiple Computers Sign in with your Adobe ID or create
Verify your subscription status under the "Plans" tab on Adobe's website. Confirm you are logged into the correct email. Frequently Asked Questions
Tied directly to your email address (Adobe ID). You log in to activate the software, and your license key is automatically redeemed online during purchase.
Perpetual licenses often allow activation on up to two computers. If you need to activate a third, you must deactivate one of the previous machines first (see Transferring a License above).