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custom extension

About this tag
The custom extension tag on WindowsForum.com covers discussions about creating and managing custom file extensions in Windows. Users explore how to make a custom extension behave like an existing one, such as making a .duffka file act like a .zip file so it can be opened by the same programs. Topics include using the Registry Editor to associate custom extensions with specific applications or file types. These threads focus on practical troubleshooting and configuration tips for Windows users who want to customize file handling behavior.
  1. Duffka

    Windows 10 Make a file extension that acts the same as a different one

    I want to be able to have a file extension that acts the same as a different one for example lets say i would like a file extension called .duffka i want the file extension to be able to act the same way a .zip and even be read by the same programs a .zip could be all i know is that you need the...
    • Duffka
    • Thread
    • custom extension file extensions file format file management registry software compatibility software development tech tips windows zip files
    • Replies: 3
    • Forum: Windows Help and Support
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