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Problem for installation of extensions with all versions of Opera

  • "Hello, I have dowloaded many versions of Opera but when they are installed and I try to put somes" extensions, "
    "I still have the same message : installation failed. I posted a question on the Help section, an received"
    "a reference for the answer (DNA-50168) but I don't find it anywhere. What should I do ?"

  • I posted a question on the Help section

    Which Help section?

    Does the problem happens with all extensions? They are updated?

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