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3CX WebMeeting Build History

The mentioned Change Log reflects all the major changes. Some updates, additions and fixes may not be listed. 3CX is constantly improving the product and may implement fixes prior to any official release.

3CX WebMeeting, Build, December 2018

  • Added Dial-In support for PBX’s of version 16 and above.
  • Added Dial-In information to the “Invite Participants” page.
  • Added internal auto-reconnection in case the connection to your PBX WebRTC bridge is dropped for any reason other than a graceful disconnect.
  • Each meeting participant now has an audio loudness indicator in the participant panel.
  • Moved the meeting duration timer to the participant panel as opposed to it being in the info page.
  • Screen sharing no longer requires a plugin. (To come with the new Chrome release)
  • Added Stability, Balanced and Quality presets to allow meeting quality to drop down to 25%, 60% and 80% accordingly. This feature is useful for meetings where not all participants have good connections as organizers can decide to sacrifice some video quality in favor of connection stability for all users. By default this is set to the “Balanced” preset or 60% and can be changed from the “Multimedia” settings tab.
  • Added a tooltip to the “Video Adaptiveness” feature.
  • Added the ability to copy all meeting info by button press located at the top right corner of the “Invite Participants” page. Dial-In numbers & Shareable Meeting Link are copied.
  • Added WebMeeting Public APIs for meeting reporting & webinar registration, hosting, management via private token.
  • Added integration for the new 3CX WebMeeting Webinar WordPress plugin.
  • Added private token generation support in the PBX > Settings > WordPress for use with WebMeeting API’s, Reports & the WordPress plugin.
  • Added Basic Statistics.
  • Improved upon existing advanced statistics.
  • Aesthetic improvements to the UI.
  • Increased the participant panel size as we felt it was too small and constrictive.
  • Removed “Request Remote Control” during Webinars to prevent abuse.
  • Renamed “Sensitivity Threshold” to “Audio Send Threshold”
  • Added a tooltip to the “Audio Send Threshold” feature
  • Changed the amount of time it takes for a participant to be kicked from ‘3’ seconds to instant.
  • Fixed issues related to video adaptation and bandwidth management.
  • Fixed issues related to WebMeeting report statistics
  • Fixed issues related to the WebMeeting login page freezing up when your camera is already in use by another app.
  • Fixed an issue where shareable links were not available but the option to use one was still shown to the user.
  • Added credits for the WebRTC project in the info page.
  • Improved backend robustness.

3CX WebMeeting, Build, August 2018

  • Added the ability to take screenshots of other user’s video frames.
  • Added the “Multimedia Settings” panel.
  • Added the ability to switch between microphones seamlessly.
  • Added the ability to switch between speakers seamlessly.
  • Added the ability to switch between web cams seamlessly.
  • Added the ability to change your own audio quality level.
  • Added the ability to change your own video quality level.
  • Added the “Sensitivity Threshold” feature. Audio below the set threshold such as background noise is prevented from being transmitted to the meeting.
  • Added the ability to turn “Auto Gain Control”, “Echo Cancellation” and “Noise Suppression” On or Off.
  • Added the “Device Test” feature in order to allow users to check whether their mic, camera, speakers are in working order.
  • Added a small refresh button to the bottom of the “Multimedia Settings” page to allow users to refresh the list of available devices without having to refresh the entire browser page upon plugging in a new device.
  • Added basic and advanced statistics for connectivity troubleshooting.
  • Added a “Full Screen” button.
  • Improved the remote control functionality.
  • Improved meeting experience for users with up to 20% packet loss.
  • Fixed issues related to video quality being heavily affected due insufficient bandwidth control and management.
  • The Polling, Remote Control and Shareable Link features have been given an icon upgrade.

3CX WebMeeting, Build 10.2.22827, April 2018

  • Store recordings on Google Cloud.
  • Added a participant search bar for large Webinars/Meetings in the participant panel.
  • Added laser/presenter device integration for PDF sharing for the ability to move pages back and forth.
  • Automatic user re-connection in the case that a user is disconnected from a meeting without the need to re-login.
  • Major improvements back-end side for higher reliability and stability of the entire platform.
  • Glowing recording button when recording is active.
  • Recording toaster indicating recording is started / paused depending on state.
  • Basic ability for moving and resizing some of the user video frames.
  • 30 FPS framerate ability for the remote control feature.
  • Clickable user names in chat for role assignment and user management.
  • Ability to download PDF’s in polls even after the meeting has closed.
  • New splash screen with a slightly more attractive theme as well as better user notifications and slightly better usability.
  • Fixed an issue where users in hidden mode could see each other by clicking on each other’s names in chat.
  • Fixed a few issues related to screen sharing breaking if 2 or more users would try to start it simultaneously.
  • Fixes and improvements in recordings transfer and conversion specifically for locations like Sao Paulo where routing to the outside world can sometimes be problematic.
  • Fixed an issue related to the remote control feature where computers with DPI settings of 150% and above would see their cursor offset on the remote screen.

3CX WebMeeting, Build 10.0.21736, September 2017

  • Improvement: Major changes, features and improvements to polling.
    • Ability to save poll results to a PDF file.
    • Ability to print a poll’s results.
    • Organizers are now able to share a poll’s results live inside WebMeeting with all currently connected users.
    • Organizers are now able to allow participants to download or print the results in/from PDF file format.
    • Organizers can now decide whether they want their polls to be paginated (one question per page) or to be in full view format.
    • Organizers can decide whether they want their polls to be anonymous or not.
    • Participants will be notified both via sound notification + pop up window notification that the poll results have been shared with them.
    • Added a poll elapsed time timer.
    • Added the ability to add a max polling time limit. If this maximum time limit is reached, the poll is automatically closed and users can no longer vote.
    • For better security, results will not be saved on WebMeeting servers. Poll results are provided only once and must be downloaded and are lost one polling is completely closed.

3CX WebMeeting, Build 10.0.21438, October 2017

  • Improvement: Improved polling UI.
  • Improvement: Improved invite participants UI.
  • Improvement: Improved back-end speed. Can support several thousands simultaneous users in webinar mode depending on back-end resources.
  • Improvement: General back-end stability improvements.
  • Improvement: Front-End WebClient UI improvements to allow several thousands participants simultaneously connected to a single meeting.
  • Feature: ClickToCall future support added.
  • Feature: DialToMeeting future support added.
  • Feature: Linux Support.
  • Feature: Whiteboard feature added.

3CX WebMeeting, Build 9.3.120, January 2017

  • Feature: Added the Whiteboard Feature with 2 different templates and several basic whiteboard tools to draw with.
  • Feature: The PDF sharing functionality also has a suite of basic drawing tools added to it.
  • Improvement: Meeting recordings containing shared PDF’s are converted to mp4 and sent to the user much faster.
  • Improvement: Several back-end platform improvements for stability.
  • Improvement: Back-end security.
  • Improvement: Support for huge meeting recordings of over 2GB.
  • Improvement: Ability to show or hide the call tools bar on demand.
  • Improvement: 2’nd and 3’rd party users can only join another user’s private meeting only if the private meeting owner is present in the private meeting room.
  • Improvement: Front End PDF Viewer fixes and improvements.
  • Improvement: 14 new meeting servers to select from in several new locations worldwide for better quality of service. Locations include: Germany, London, Russia, Italy, Norway, Romania, Los Angeles, Seattle, Sao Paulo, Costa Rica, Mexico, India, Korea and Johannesburg.
  • Fixes: Disabling WebMeeting for a specific extension from the PBX UI now works correctly.
  • Fixes: Some users with special UTF8 characters in their names could caused them to not be able to join meetings.
  • Known Issue: Android and iOS users will only hear and see 4 people.
  • Known Issue: Android and iOS users will not see Whiteboard drawings.
  • Known Issue: Meeting recordings will not contain whiteboard drawing objects.
  • Known Issue: Quick Meetings/Private Meetings invited participant lists are not correctly displayed on the WebUI invitation list in some cases.
  • Known Issue: Emails invited with an anglebracket instead of a normal bracket from the 3CX Client can cause a meeting to not be joinable for specific users.

3CX WebMeeting, Build 9.2.143, November 2016

  • Improvement: Several back-end server software optimizations and improvements.
  • Improvement: Platform now supports several times more users simultaneously connected to meetings.
  • Improvement: A single user can now enter multiple meetings at the same time, but not the same meeting twice.
  • Improvement: Same quality, less bandwidth used when sharing a PDF, screen or poll.
  • Feature: Added TURN. Users who are unable to use a UDP connection will automatically use TURN instead.
  • Feature: Added the “Pen” feature. You can now draw on PDF’s.
  • Fixed: Several meeting disconnection problems.
  • Fixed: An issue where only 1 queue agent at a time could serve queue WebMeeting users.
  • Fixed: Sometimes, a PDF’s pages were not rendered correctly for all users in a meeting.
  • Fixed: Sometimes meeting recordings and reports would not be received.
  • Fixed: Sometimes users got disconnected from meetings and could’t log back in for some time.
  • Fixed: A back end service would crash on occasion causing some active meetings to end abruptly.
  • Fixed: Sometimes users could not login to meetings and would get the following message: “MCU not found”
  • Fixed: Inability to invite more than ~250 users to a meeting.
  • Fixed: Users with low bandwidth could have caused other users to disconnect from a meeting.
  • Fixed: Users with no microphone or audio output device will not be able to see video of other users.
  • Known Issue: Android and iOS users will only hear and see 4 people.

3CX WebMeeting, Build 9.1.44, September 2016

  • Improvement: Several back-end server software optimizations and improvements.
  • Fixed: If a user did not have a camera screen sharing and remote control would not work.
  • Fixed: Wrong date-time in Quick Meeting email invitations.
  • Known Issue: Users with no microphone or audio output device will not be able to see video of other users.
  • Known Issue: Android and iOS users will only hear and see 4 people.

3CX WebMeeting, Build 9.0.261, July 2016

  • Added Feature: Optional user friendly/shortened meeting URL names.
  • Added Feature: Replaced WebRTC gateway with 3CX WebMeeting private/personal meeting rooms.
  • Added Feature: New user roles: Organizer, Presenter, Participant.
  • Added Feature: Custom Logo / Branding.
  • Added Feature: Private Meeting Rooms.
  • Added Feature: Accepting or Rejecting a participant from joining your Private Meeting.
  • Added Feature: Kicking participants from a meeting.
  • Added Feature: X button added to video panels.
  • Added Feature: Notification over 3CX Phone for Windows for newly joined meeting participants.
  • Added Feature: White Theme for 3CX WebMeeting added in PBX settings.
  • Added Feature: 3CX WebMeeting admin and user options are now managed through the 3CX PhoneSystem.
  • Added Feature: Added the “Geolocation” feature. Automatic MCU selection based on PBX geolocation.
  • Improvement: General improvements targeted to give 3CX WebMeeting support center platform capabilities.
  • Improvement: Multiple incoming and Outgoing connections have now been merged into one connection.
  • Improvement: The recording converter service now converts up to 4 meeting recordings simultaneously.
  • Improvement: Redesigned the meeting reminder feature to provide more information about upcoming meetings.
  • Improvement: Updates to all languages.
  • Improvement: Audio compression added in meeting recordings to normalize all participants audio.
  • Fix: Fixed a layout issue related to PDF sharing.
  • Fixed: New Geolocation database with accurate location tracking.
  • Change: Changed the term Moderator to Organizer.

3CX WebMeeting, Build 8.3.33, May 2016

  • Fixes: Fixed an issue where the CSS for some manually created portals was broken.
  • Fixes: Fixed a bug where meeting notes would not be saved.
  • Fixes: Fixed an issue where some browsers would not show the “End Sharing” dialog while the “Share Screen” dialog was active.
  • Improvements: Added Firefox support for On-Premise installations.
  • Improvements: Updated Languages.
  • Improvements: Greatly improved and optimized the video conversion services.

3CX WebMeeting, Build 8.3, March 2016

  • Fixed an issue where audio stream would have a 1-6 second difference from the video stream.
  • Fixed an issue where PDF’s with strange characters could not be shared.
  • Fixed an issue where long meeting names would not be displayed correctly in the portal.
  • Fixed an issue where the “Camera not found” dialog would appear when clicking on another user’s deactivated camera.
  • Fixed an issue where recordings only started to convert a few minutes after they were added to the conversion queue.
  • Fixed general issues where the conversion of a meeting recording would sometimes fail.
  • Improved Video Stream Quality for users with high upload bandwidth
  • Increased chat character limitation from 256Chars to 512.
  • Improved PDF Sharing functionality by giving the user the ability to start sharing a new PDF without having to first stop sharing an existing one.
  • Improved the “Re-Send invitation” functionality in the portal where a user could accidentally press this button twice and send double invites.
  • Improvement: Added tooltips for all old and new WebMeeting UI features, icons and all their different states.
  • New Revamped WebMeeting UI with several usability improvements
  • Added Firefox Support

3CX WebMeeting, Build 8.2.73, February 2016

  • Fixed issues related to the “Share PDF” function.
  • Fixes and improvements to the “Remote Assistance” module.
  • General fixes to the “Share Screen” function.
  • Fixed an issue where the chat would not correctly display languages other than English.
  • Fixed an issue regarding a crash with the Sony Xperia, Nexus 5.
  • Fixed an issue where video would get stuck but wouldn’t re-connect.
  • Fixed an issue where starting a screen share before enabling video would cause one of the participants not to see the other.
  • Fixed an issue where one participant’s bandwidth issues would affect other participants video quality.
  • Introduced clever connection management for users with low bandwidth connections.
  • UI Fixes and Improvements.
  • Improved conference recording function. Recordings are now at least twice as small than before.

3CX WebMeeting, Build 8.2, February 2016


  • Improved video quality, network connectivity, and CPU usage
  • Users can now connect from restricted networks
  • Warning network dialog was prompted even when ports were open
  • Fixed numerous black screen issues being displayed to participants
  • Participant connections were remaining stuck
  • Remote Control Client is now able to install without requiring administrative rights
  • Fixed “unknown server information” with the server handling the meeting
  • Fix in pdf pointer when recording is converted
  • Email notifications updated
  • Fixed issue when user logs out then back into the meeting and a message is displayed that user the is already in the meeting
  • Unnecessary emails were sent every time a change is made
  • Email displaying “unknown organizer” fixed
  • Portal expiration date is updated correctly
  • Moderator role is automatically disabled when the option hide participants is enabled
  • Share PDF now depends on Moderator role
  • Removed preview window when sharing a PDF

3CX WebMeeting, Build 8.0.363, August 2015


  • Expiration date for 3CX WebMeeting licence now matches the expiration date of the portal expiration date
  • The 3CX maintenance expiration date matches a free 3CX WebMeeting activation for 3CX WebMeeting (integrated version)
  • When a recording is delete – it is also deleted for pub directory
  • Recordings are no longer stored in the windows Temp
  • When a session is deleted / mp4 files are deleted
  • Includes a fix for disabling the MCU
  • Includes fix for monitor – stale connections
  • Polling icon is now invisible when polling list is empty
  • Applied Geo IP MCU logic and distance calculation
  • Includes fix for when the admin cannot change user disk quota
  • Includes fix for when remote assistance would crash once the window was minimized

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