PEF files are generated by Pentax digital cameras.
A typical PEF file contains a RAW uncompressed image.
PEF files store uncompressed RAW images without any additional adjustments made by the Pentax camera software. PEF image are thus saved in an unprocessed format exactly how it was captured by the camera’s sensor.
Some applications can have problems with opening some PEF files as the standard is not unified. Various Pentax cameras can save images using a slightly different version of PEF standard. The best solution in such case is to use tools compatible with given Pentax camera model.
Below you will find an index of software programs that can be used to open PEF files divided into 3 categories according to system platform supported. Files with PEF extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.
Problems with accessing PEF may be due to various reasons. On the bright side, the most encountered issues pertaining to Pentax Electronic Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The list below will guide you through the process of addressing the encountered problem.
The most common reason for such problems is the lack of proper applications that supports PEF files installed on the system. This issue can be addressed by downloading and installing PaintShop Pro or different compatible program, such as Adobe Photoshop, ACDSee, Canvas. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit PaintShop Pro website and download the installer.
If you already have PaintShop Pro installed on your systems and PEF files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. The reason that PaintShop Pro cannot handle files with PEF may be that the software is outdated. The latest version of PaintShop Pro should support all file formats that where compatible with older versions of the software.
If you have the latest version of PaintShop Pro installed and the problem persists, select it as the default program to be used to manage PEF on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.
Selecting the first-choice application in Windows
Selecting the first-choice application in Mac OS
Should the problem still occur after following steps 1-3, check if the PEF file is valid. Problems with opening the file may arise due to various reasons.
If the file is infected, the malware that resides in the PEF file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the PEF file is indeed infected follow the instructions below.
If you obtained the problematic PEF file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with PEF extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.
There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Pentax Electronic Format file.
If the systems has insufficient resources to open PEF files, try closing all currently running applications and try again.
Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Pentax Electronic Format files. It may be the case that the PEF files work properly with updated software that addresses some system bugs.
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