a7riv firmware

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    Sony A7R IV  Updating firmware (to 1.20) issues - A7R IV

    Howdy all. First post...hope it is in the correct area! I’ve just purchased a used A7Riv and cant update firmware to 1.20 (it's currently 1.10) I have tried everything, including making sure I’m using the correct USB cable supplied, making sure the memory card is in or out, that I restart the...
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