3CX app not working? crashes or has problems?

3CX Status

Published by 3CX Ltd. on 2024-05-13

Remote-enable your workforce with 3CX. In combination with 3CX installed at your
office or hosted in the cloud, this app allows you and your team to use your
office extension from anywhere.

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Common dislikes about 3CX app

- Complaints about cellular quality

- Dependent on stable internet connection

- Issues with latest version of IOS

- Notifications not working

- Low thing to do to people who helped build the brand

Have a Problem with 3CX? Report Issue

Common 3CX Problems & Solutions. Troubleshooting Guide

Complete guide to troubleshoot 3CX app on iOS and Android devices. Solve all 3CX app problems, errors, connection issues, installation problems and crashes.

Table of Contents:

3CX iPhone Issues and Solutions

3CX iOS app crashes, not working, errors
3CX iOS app network issues
3CX on iOS has black/white screen

3CX Android App Issues and Solutions

3CX has errors/crashing/not working
3CX server network connectivity issues
3CX has black screen

3CX iPhone Issues and Solutions

Here are some helpful workarounds that should work whenever 3CX app keeps crashing or doesn't work as expected on your iPhone 14, 13,12,10,8,7,6, SE,XS,XR.

How to fix 3CX app crashes or not working on Iphone (iOS):

Close and restart the 3CX app on iPhone
Update 3CX app to the Latest Version for iOS
Uninstall and reinstall 3CX iPhone app
Update your iPhone to the latest iOS version

Fix 3CX on iPhone unable to connect to server/internet connection issues::

To resolve 3CX network issues, Reset phone network settings:
1. On iphone, Goto "Settings" » "General" » "Reset" » "Reset Network Settings".
2. Enter your device passcode. Then confirm "Reset Network Settings".

Turn off your VPN:
1. Goto "Settings" » "General" » "VPN".

Fix 3CX black/white screen (blank screen) on iPhone:

Follow the 3CX iOS app troubleshooting guide Here →

3CX Android App Issues and Solutions

Fix 3CX not working on Android, crashes, errors or is unresponsive:

Follow these steps to resolve intermittent 3CX app issues:

Force Stop the 3CX App
1. On android, goto "Settings" » click 3CX app. » click "Force Stop".

Update 3CX to the latest version on PlayStore

Clear 3CX App Cache and Data:
1. On your device, goto "Settings" » click "Apps" » select "3CX app" » click "Storage" » click "Clear Data" option. This Clears both data and cache.
2. Relaunch 3CX.

Fix 3CX unable to contact server/ 3CX internet connection errors on Android:

This issue is usually caused by your network. Here is how to fix:

On android, goto "Settings" » "Apps" or "Manage Apps" tab.
Click 3CX » "Force Stop".
Next, goto "Storage" » "Clear Data".
Again, got 3CX » "Mobile Data" » "Allow Background Data Usage".
Go back to "Settings" » "Connections" » "Mobile Network" » "Network Mode".
Now, put your network on 4G e.g. LTE/3G/2G (auto connect)
Relaunch 3CX on android.

Solve 3CX black/white screens issue on Android:

Follow the 3CX android app crash troubleshooting guide Here →

Contact Support

Some issues cannot be easily resolved through online tutorials or self help. So we made it easy to get in contact with the support team at 3CX Ltd., developers of 3CX.

100% Contact Match

Developer: 3CX

E-Mail: [email protected]

Website: Visit 3CX Website

About this app

In combination with this app installed at your office or hosted in the cloud, 3CX allows you and your team to use your office extension from anywhere. After installing 3CX , scan the QR code shown in the web client and get started. Remote-enable your workforce with this app. Important read: 3CX is only for use with this app V18 and is not a standalone app.