3CX Instructions

Migrating to a Shared 3CX System
Your organization is migration from a "dedicated" 3CX phone system to a "shared" / "cloud-based" 3CX phone system.  This is go...
Fri, Apr 4, 2025 at 10:04 AM
Porting a Number to Pinnacle from Google Voice
To port your number from Google Voice to Pinnacle's 3CX system, you first need to unlock the number.  If you didn't bring this number from anothe...
Thu, Jan 29, 2026 at 5:57 PM
Porting telephone numbers / voice services from Pinnacle to a new provider
Here is the information your new carrier will need in order to initiate service on a telephone number.  Note that this process MUST be initiated by your new...
Thu, Jan 29, 2026 at 5:59 PM
Provisioning the 3CX Desktop App
The 3CX Desktop App has been replaced by the Progressive Web App - see Using 3CX Web Client
Fri, Oct 18, 2024 at 1:09 PM
Rebooting a Yealink phone
If your Yealink VoIP phone is having trouble connecting to the phone system, Pinnacle may ask you to reboot the phone as follows: Press and hold the &q...
Fri, Mar 20, 2020 at 2:20 PM
Resetting your 3CX Voicemail PIN
If you know your existing PIN: If you have a physical phone on your desktop, you can press the voicemail or message button. Otherwise dial the voicemail e...
Tue, Jan 6, 2026 at 1:26 PM
Setting Holiday Hours in 3CX
Navigate to your 3CX webpage Sign in with Microsoft, using your work account On the left-hand menu at the bottom select “Admin” Select “Offi...
Fri, Dec 27, 2024 at 4:18 PM
Setting up your own BLF / Speed Dial keys in 3CX
If you would like to customize the speed dial / line presence keys on your telephone, you need to log into the 3CX web client. If you don't have the lin...
Tue, Apr 8, 2025 at 3:40 PM
Spam / Robocalls Spoofing Your Phone Number
The unfortunately reality these days is that spammers often "spoof" caller IDs to make it look like the calls are coming from somebody the callee ...
Fri, Jan 29, 2021 at 5:48 PM
Temporarily Disconnect 3CX Mobile App (for vacation, in office, etc)
Sometimes you need the 3CX mobile app connected to your extension only on occasion.  Do not Disturb (DND) is great when you're in a meeting and you want...
Mon, Nov 6, 2023 at 9:23 AM