How to open .PEF file extension?

If you cannot open a new file that has been saved in the .PEF format you need to download the appropriate software. The manufacturer of .PEF files is Pentax; .PEF files belong to the Camera Raw Files category. After downloading the application from the list available on our website just run an unknown file, and as the default set the newly installed application supporting the .PEF files. Activities performed in the order described should solve the problems with all the files in the .PEF format.

• What is .PEF file?
• How to open .PEF file?
• What is .PEF file?