The Jasper Studio license is already included on the JasperSoft 6.3 install media.
1. Launch Jaspersoft Studio Professional and go to Help/License Manager to install the license key.
2. Click Install new license.
3. Browse to the 'CA_INSTALL\jasperreports.license' file included on the JasperSoft 6.3 install media.
4. Click Open to install the license file.
5. Wait until the message “The new license for Jaspersoft Studio Professional was successfully installed.” displays. Click OK.
6. Copy the license file to the Jaspersoft install folder, %TOMCAT_ROOT%\webapps\jasperserver-pro and replace the existing file as well
After following above steps, "License Manager" should be displaying:
License Expiration date: Perpetual licence
License Type: Commercial
Product Name: JS_BI