The Quartus Prime Pro Edition Design Software, Version 25.3.1 includes functional and security updates. Users should keep their software up-to-date and follow the technical recommendations to help improve security. Additional security updates are planned and will be provided as they become available. Users should promptly install the latest version upon release.
Quartus Prime Pro Edition Design Software, Version 25.3.1 is subject to removal from the web when support for all devices in this release are available in a newer version, or all devices supported by this version are obsolete. If you would like to receive customer notifications by e-mail, please subscribe to our subscribe to our customer notification mailing list.
If you are using floating license server for FPGA software, you need to upgrade to the latest license daemon software (v11.19.6.0). FPGA software, Version 25.3.1, doesn’t work with old version of daemon software. You can download the daemon software from this link
IMPORTANT: 25.3.1 release is for Agilex 5/7 only
To find software versions that support specific device families:
• Refer to the Device Support List
• Use the Software Selector
NOTE: After downloading Quartus Prime Pro Edition Design Software 25.3.1, you must go to this Knowledge Database (KDB) Article to download and install a required patch. Please follow the instructions provided in the KDB