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How to open a file with .jpn extension?
File type: Photomodeler Lite File
Compatible with Windows 10, 8.1, 8, 7, Vista and XP
Searching for the right program to open .jpn files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.
What is .jpn file extension?

System file used by Index Server, a search indexing service included with the Windows operating system; contains a list of English and Japanese words that are excluded from Windows search; enables Windows to create search information more effectively, since words such as "of," "the," and "it" are excluded from the index.A JPN file named noise.jpn is located in the C:WindowsSystem32 directory. In addition to English noise words, it also contains Japanese noise words such as ?, which means "there."

Windows Desktop Software that can be used to open .jpn files:
Microsoft Windows, Microsoft Notepad, Other Text Editor.