Phone System / PBX

Help Guides

Version 20 Update 10 centralizes IP phone firmware management in the 3CX Admin Console. From the Phones page, you can review the firmware reported by each phone, assign the firmware it should use and run common device actions.The Firmware library stores both 3CX firmware and vendor firmware uploaded...

Using Zoho Email With 3CX

4 September 2026

Zoho strongly recommends that you set up Two-Factor Authentication on email accounts for safety and security purposes. With 2FA enabled, you will need to set up a dedicated App Password in Zoho to send 3CX emails through Zoho Mail's SMTP service.Generate a Zoho application-specific passwordLog in to...

3CX Programmable Extensions let developers create AI agents that handle live calls through the 3CX Phone System.3CX Agentic Call Control is a set of ready-made code examples for building those AI agents. Each example connects a Programmable Extension to a realtime AI provider such as OpenAI, xAI, Ge...

Latest Blogs

Use 3CX MCP to connect your AI and PBX data, creating reports on questions that matter. Standard 3CX reports cover the metrics most teams need day-to-...

Deploy vendor-tested firmware to selected IP phones with flexibility to leave remaining phones on 3CX-tested firmware. V20 Update 10 Alpha 2 builds on...

Making the right call between separate, multiple companies on one 3CX - versus a dedicated PBX instance. 3CX Multi Company mode allows you to host mul...

Select an assigned DID before each external call, with no extra outbound rules to maintain. Calling from the right business number matters when users ...

Build 3CX Programmable Extensions that connect AI agents to live calls. 3CX Programmable Extensions let developers create AI agents that handle live c...

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