If you need to use PL/SQL Developer 15 for Oracle database development, here are the paths:
A: To activate PL/SQL Developer 15, you need to enter the product code, serial number, and password during the installation process.
For organizations performing large-scale deployments, these credentials can be passed through silent installation commands via MSI, such as: msiexec /i plsqldev1503x64.msi /qn productcode="ABCD" serialnumber="01.2345" password="secret" . Obtaining a Legal License