Usually solving problems with PNF file is simple – just install proper software and open the file. Read the guide and open PNF file now!
A system file with the extension .PNF is created automatically when you run .INF files. Occurs only on computers with the Windows operating system and is used by him to set the configuration.
There could be multiple reasons for which the system does not support given file. In the case of PNF extension, it is probable that none of the installed programs support given file type. Therefore, user should undertake the following steps
If an application that supports PNF files is installed on user’s system, but is not used to open such files by default, right-click on the file icon and choose "Open with" option from the menu. Next, select the proper application and check the "Always use the selected application to open this kind of files" box. The system will store this information in its registry and use the selected program to open files with PNF extension by default.
For Mac OS users the procedure is analogous – open the file menu by right-clicking on the PNF file and choose "Information" option and select "Open with program" option. From the submenu select an application and click on "Change all" button.
Inability to open PNF files may also be related to the lack of any application that supports given file being installed on the system. Should that be the case, user needs to download and install one of the following applications. Once installed, the system will automatically associate newly installed application with PNF files. If this step fails, see step 1.
Sometimes, although relatively rarely, steps 1 and 2 might not lead to expected results. There can be several reasons for such situation to occur: