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Firmware update to SPA504G

Discussion in '3CX Phone System - General' started by AlexDBarrett, Jul 20, 2017.

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  1. AlexDBarrett

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    We are preparing an installation to upgrade to V15.5.

    Unfortunately we have a quantity of SPA504G telephones. The client does not wish to replace these.

    The recommended version is 7.6.1 however the phones just don't seem to want to accept the update.

    Any ideas?

    Alex
     
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  2. Saqqara

    Saqqara Well-Known Member

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    YiannisH_3CX likes this.
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