custom extension

  1. 3cx Version 20 with m365 sync, there is no clear path on how to set a custom extension and then sync the m365 user

    Hello everyone, I hope you’re doing well. We need to migrate from an old PBX to 3CX, each user has a specific phone extension. We’ve successfully deployed 3CX v20 Enterprise on Azure with Microsoft 365 integration. The 3CX dashboard reports that the firewall configuration is OK, and M365 sync...