<p>From 31 October 2024, BT Cloud has <a href="https://www.bt.com/help/broadband/bt-cloud/getting-set-up/download-or-access-files/how-do-i-download-files--folders-and-devices-from-bt-cloud-">closed</a> and all data will soon be deleted.</p>
if you mean your phone won't link to 8500 base then did you un-pair phones from existing base and then pair them with new base
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