A daily updated filename extension database!

DUP file extension

The table below provides useful information about the .dup file extension. It answers questions such as:

  • What is the .dup file?
  • What program do I need to open a .dup file?
  • How can the .dup file be opened, edited or printed?
  • How can I convert .dup files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ SkyView User Waypoints File

SkyView User Waypoints File .dup file icon
DUP file is a SkyView User Waypoints File. SkyView is an integrated glass panel avionics system.
Category: GIS files
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DUP aliases:
DUP related links:
DUP related extensions:

Other types of files may also use the .dup file extension.

🚫 The .dup file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cup, dhp, dip, djp, dkp, dp, dpu, duo, eup, fup, rup, sup, udp, vup, wup

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Dr. Halo Picture
Carlson 2016 Superelevation Data
IBM Rational Unified Process Data
mToolkit Deployment Package
WhatsUp Gold Network Map
Corel WordPerfect Supplementary Dictionary
Super Project Definition File
Advanced DHTML Popup Package
HotMux Thermocouple Data Log

🔴 Can't open a .dup file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .dup file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .dup file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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