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How can I open a program by an unknown developer?

I am trying to open a program (OpenCPM), but I am receiving this message: “OpenCPN” can’t be opened because it is from an unidentified developer. How can I open it?


iMac Line (2012 and Later)

Posted on Jan 6, 2020 7:28 AM

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How can I open a program by an unknown developer?

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