ID:20976 When you disable PUF wrapped encryption key, you must specify the Battery Backup RAM or eFuses option for the Encryption Key Storage Select parameter on the Security menu.

CAUSE: Cannot disable PUF wrapped encryption key if Encryption Key Storage Select is Physical Unclonable Function.

ACTION: Set Encryption Key Storage Select parameter on the Intel Quartus Prime software Assignments > Device and Pin Options > Security menu to Battery Backup RAM or eFuses.