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What is an UOP File?

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  • What is an UOP File?

    Question: What is an UOP File?

    Have you found, downloaded or received an UOP file, but don't know which software program
    is required to open it?

    Before attempting to open an UOP file, you'll need to determine what kind of file you are
    dealing with and whether it is even possible to open or view the file format.

    Answer: Files which are given the .UOP extension are known as Ultima Online Patch files,
    however other file types may also use this extension.

    How to open a UOP file:

    Answer: UO Fiddler

    UO Fiddler download >>>
    RunUO - Ultima Online Emulator -