issue

  1. Error report: audio input devices in the 3CX Client: Softphone: 5.1 BUILT 895 (Windows Store App)

    Client OS: Windows 11 x64 24H2, with Cumulative Update from 08.07.2025 3CX Client: Softphone: 5.1 BUILT 895 (Windows Store App) 3cx Server: V20U6 Final, with Debian Error report: audio input devices in the 3CX Softphone Client. We are experiencing an issue where the audio input and output...
    • enosupp
    • Thread
    • audio devices input issue microphone misbehaviour speaker
    • Replies: 2
    • Forum: Windows

  2. Fanvil H3 Firmware Upgrade Fails through 3CX

    Good Morning All, Got large amount (~100) Fanvil H3's running through 3CX V20 on an SBC. Everything is working as expected except there is a firmware upgrade shown on the dashboard. 2.14.0.7386 - 2.14.0.7387. Pressing upgrade through 3CX seems to reboot the phone but not do anything else...
    • P4ul
    • Thread
    • fanvil firmware firmware upgrade issue
    • Replies: 3
    • Forum: Fanvil

  3. Scheduled backups not working but manual ones do

    Hi, On of our 3CX instances that we manage doesn't do scheduled backups to an SFTP location. However, a manual backup to the same SFTP location works fine and succeeds. We've tried the following to troubleshoot this issue: Change the backup schedule to run at a different time but no luck...

  4. Long pause before voicemail issue

    Hello, I am having an issue and everyone is my office seems to be unsure as well. We have a client with a complex phone server. Only one shared mailbox has this issue. The users thought they were just getting a few voicemails that were blank, the recording was there but there was no voice. When...
  5. Wesley | Ruijs IT

    Makecall not logged in V20

    Hi, I just used the make call function to send the call to all the SIP Devices (dropdown option Smartphone) from the Windows 3CX Desktop App (Version:18.13.959) and I answered the call on my Android 3CX app (Version 20.0.0.32). The call has been answered by the other company but for some reason...

  6. Solved H3 wont update firmware through 3CX Management.

    Good Afternoon All, I have a self hosted 3CX using FQDN that resolves both locally and publicly, with IP phones on another VLAN / Subnet configured via an SBC. Using FQDN that resolves both locally and publicly. Still in the setup stages of deployment. I have a handful of Yealink T33G, T46U...
    • P4ul
    • Thread
    • firmware issue upgrade
    • Replies: 12
    • Forum: Fanvil

  7. 3CX System not working

    What do I have to do? Review your network access rules and ensure that you allow connectivity to activate.3cx.com. Outbound TCP:443 must be allowed to activate.3cx.com. Due to the nature of our service clusters, we cannot provide you with a fixed IP list. Ensure that you update your 3CX PBX by...

  8. Why is the SIP Login and SIP Password stored in the "welcome mail" and accesible by "ProvisioningUrl" externally and internally in plain text?

    If you check the "welcome mail" .cofig file you can see all the password needed for a sip client to log in as extension and start doing calls needed in plain text... The same happens if you check this location on your computer after 3cx is installed and set up...

  9. Solved Outbound Rules (Same Provider)

    I have 4 SIP numbers with 4 different passwords, under same IP. Since its impossible to have each number under a single trunk as DID (because of different credentials) i have to create 4 separate turnks and identical outbound rule per each. Now when 4 outbound rules are created following issue...
    • benreilly
    • Thread
    • did issue outbound reject sip trunk
    • Replies: 11
    • Forum: Other

  10. Blank Window

    We have an issue that sometime the webclient will stop working completely silently. The user cannot receive or place any call and the only way to fix the issue is to manually reload the extension (Right click reload extension). This is problematic because there is no way to know if the extension...
    • ca_maer
    • Thread
    • chrome extension issue webclient
    • Replies: 5
    • Forum: Web Client

  11. Inbound Fax to Email Issue

    Hello All, I am hoping that someone out here can help me because the 3CX support now has stopped helping me. The issue i am having is that a fair few of my customers are reporting that the faxes they are receiving by email is coming through corrupted. parts of the pages are cut off or it is...

  12. This site can’t be reached / server IP address could not be found.

    Hello, Google hosted PBX . No notifications of License expiry of any sort IP pings fine just cannot access console via FQDN

  13. Phones not communicating with pabx.

    Hi all. I have to sites configured, site A and site B. -Site A is the main site where the PABX is located. All the phones at site A works perfectly fine. Network: 192.168.31.0/24 -Site B is configured with a point to point VPN that is connected to site A. On site B i divided the network with...

  14. SAST/CAT Timezone Issue on Fanvil X3S/X3SP

    Hi everyone. I posted this thread a while back and never got a chance to investigate further I have looked into the latest template fanvil.ph.xml on 16.0.5.612 with the phones on version 2.10.1.6836. <option value="32" displaytext="GMT+2 Harare, Pretoria" zone="2:00" id="65"> <item...

  15. Clickable links issue in Zoho CRM with Chrome Extension

    Hello there. I have an issue with the 3CX Chrome extension and the click to call feature in Zoho CRM. I have noted that when I place the cursor above a phone number everywhere in my browser a short message appears e.g."Call +0000000 via 3CX" this is due to I have enabled the option "Convert...
    • JNCASTT
    • Thread
    • chrome extension clickable links issue zoho crm
    • Replies: 8
    • Forum: Zoho

  16. Click to call issue in Zoho CRM with Chrome Extension

    Hello there. I have an issue with the 3CX Chrome extension and the click to call feature in Zoho CRM. I have noted that when I place the cursor above a phone number everywhere in my browser a 3CX short message appears in order to use the ClicktoCall feature and if I click it the 3CX extension...
    • JNCASTT
    • Thread
    • chrome extension click2call issue zoho crm
    • Replies: 1
    • Forum: Web Client

  17. Issue listening to calls

    Hello, One of our users is having issues when they are trying to listen to calls that their team are on. This worked normally up until around 2 weeks ago, no changes were made to the config for the users extension. 3cx was updated to version 16 from 15. They are able to listen to some users but...

  18. Call log: sporadically, inbound entries not showing in log, yet showing when searching for them

    Hi, We are having issues with the call log. Sporadically, inbound calls do not appear in the call log in the Admin Console. However, using the search function on the CID shows the "missing" entry. So apparently it is in the DB. The numbers this happens for do not appear to follow a particular...
  19. Zelker

    Calls stuck/holding on Queue or Droping after a Transfer Issues

    Good Afternoon, guys. I need some help on my 3CX system at corp. Sometimes a random call, when answered and transfered to a queue, it's been dropping (like if i ended the call) or stuck on queue. No matters how i wait, the call still stuck on queue, 5 minutes, 10 minutes, 1 hour, and if i don't...
    • Zelker
    • Thread
    • 3cx dropping help issue local problem queue stuck system transfer
    • Replies: 12
    • Forum: Phone System / PBX

  20. Android - Sound issue

    Hello everyone, I've installed and configured a 3cx instance, some extentions are registered. But I've an issue with my phone OnePlus 6 and 3cx client 15.5.346 when I click on ignore Push and then reopen the app and try to make a call to an external number sometimes I hear nothing and sometimes...
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