Things You'll Need
Instructions
Download the Eboot 2 ISO Converter (see Resources).
Extract the downloaded file with a RAR-compatible file extractor such as WinRAR, Free RAR Extract Frog or 7-Zip (see Resources).
Double-click on the "Eboot 2 ISO" application in the extracted folder.
Click "Load" and browse to the PSN eBoot file on your computer. Double-click the file to select it. Click "Select" and browse to the location where you want to create the ISO file. Click "Convert!" to begin the process. When the conversion is over, click "OK."