3CX Support – Help and Documentation

3CX has extensive technical support resources including manuals, forums, configuration guides and paid support options. 3CX Technical Support is available via our Support Portal for 3CX Partners (free) or with a 3CX Support package (Extra charge). 3CX Technical Support will assist in configuring SUPPORTED hardware & providers ONLY. It is possible to configure other SIP hardware and providers with 3CX, however configuration and troubleshooting of unsupported devices & services is not part of the standard support package and will be at a charge. Review our support procedures and pricing.

Manuals (v12.5)

3CXPhone Install & Configuration (v12.5)

Manuals (v12)

Supported IP Phones

Preferred / Recommended



Supported VoIP / SIP Trunk Providers

Supported PSTN Gateways & ATA’s

Supported Headsets

Firewall & Router Configuration, Security

Troubleshooting 3CX Phone System

Training & Certification

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