Recent content by Cvill

  1. Product cannot be activated because the license key is of a previous version. Upgrade license key or purchase maintenance from https://customer.3cx...

    Hi 3CX Community Please do bear with me as I'm not very experienced with 3CX. We've got an old on-prem 3CX phone system (probably Debian v16) that we would like to upgrade to (Windows v20). I'm not entirely sure if this is possible, but we have created a backup of the old system and have reset...