Which 3CX are you installing? Our install guide is your starting point.
3CX FREE - SMB - PRO: Hosted by 3CX - Follow the install guide. We will set it up in minutes
3CX ENT Self-Hosted: Read the install guide. Then deploy from marketplace: Google Cloud, Azure, Amazon, DigitalOcean
3CX ENT On-premise: Read the install guide. Then download for Linux or Windows. Configure firewall & split DNS
Create & Manage Users
Install Apps for Windows, iOS and Android
Choose a Supported SIP Trunk Provider
Configure your SIP Trunk and Call Handling
Outbound Call Routing Rules
Configure IP Phones: Fanvil X/XU & V, Yealink T4 & T5, Snom D7 & D8
Supported IP Phones
Call Routing / Office Hours / IVR
Call Queues / Ring Groups / Paging / Intercom
System Management
Backup & Restore
Configuring Emergency Numbers
Company Phonebook
Call Recording
User Access Roles Explained
Connecting 3CX Systems via Bridges
Configure a Fax Server or a VoIP Gateway
Configure CRM Integration
Configure 3CX with Microsoft Teams
How to Configure Live Chat
How to Configure WhatsApp
How to Configure Facebook