TrueConf MCU Changelog

TrueConf MCU version comparison form

Current TrueConf MCU version: Compare

TrueConf MCU 1.5

16.03.2022 (version 1.5)


  • Ability to join video meetings hosted on TrueConf MCU from a browser (via WebRTC). Supported for Google Chrome, Microsoft Edge, and Opera.
  • Stream encryption for SIP and H.323 connections (SRTP for SIP and H.235 for H.323). Encryption can be activated in the Administration → Calls section of the TrueConf MCU control panel.
  • Participant list can now be sorted either alphabetically or by the meeting join time during an ongoing conference.
  • Ability to set the maximum resolution (frame size) for individual conference layouts. This resolution cannot exceed the maximum resolution set for the conference.
  • Administrators can now set the maximum resolution (frame size) and bitrate for the video stream received by each address book contact.
  • It is now possible to adjust the volume or mute audio in the TrueConf MCU control panel when a participant is sharing content with an audio track in the secondary stream.
  • PDF file sharing in the primary or secondary streams with the ability to scroll or zoom in the content.


  • Data storage period in log files limited to 3 days (logs files are available for download in the Executive Module → Logs section).


  • TrueConf MCU calibration process might not end under some hardware configurations.
  • Occasional audio distortions, interruptions, and mixing when holding a conference with multiple audio channels.

TrueConf MCU 1.4

30.09.2021 (version 1.4)


  • Administrators can now preview the layout and content received by each participant during a conference.
  • Not in the conference list now indicates when participants joined and left the meeting (the information will be displayed only during an active conference if a participant leaves or is removed from the meeting before it ends).
  • Display options for conference participants’ names (hide, always display, or show for a few seconds when the layout is changed). The settings can be configured for all conferences and for each conference individually.
  • Additional information display options for each participant e.g., audio/video codec, resolution, avatar, and camera preview (the information will be displayed during an active conference in the list of participants).
  • Ability to adjust video quality settings for conference recordings.
  • Administrators now can perform bulk actions on participants (e.g mute/unmute mic) when creating a conference or changing its settings. Bulk actions are also available when selecting participants who either did not join the meeting or were removed from it.
  • Ability to drag-and-drop participants from one ongoing meeting to another.
  • The administrator can now set a time limit for entering conference ID upon joining the meeting.
  • A participant’s outgoing video can now be simultaneously previewed by multiple TrueConf MCU administrators.
  • It is now possible to select network interfaces when capturing traffic for network diagnostics.


  • PIN was renamed to conference ID and is now displayed next to the conference name.
  • The participant preview window now provides tools for media streams processing, PTZ camera control and video preview (for both incoming and outgoing streams).
  • Improved video quality in the participant preview window. Quality was raised for outgoing (camera) video and the conference video received by the participant.
  • Conference participant’s video stream is by default scaled to fit the size of video windows (without cropping).
  • More convenient arrangement of participant control buttons (available for active conferences).
  • The Lock conference button is now located in the conference control panel.
  • Redesigned window for adding participants to a conference.

TrueConf MCU 1.3

24.05.2021 (version 1.3)


  • Ability to remove participant’s self-views from automatically generated layouts.
  • Overlay layout: a full-screen video window with multiple thumbnail windows laying on top of it.
  • Dedicated layouts for recording and streaming (may be activated when a participant starts sharing content).
  • You can now select a window where participants can be ‘shuffled’ or alternated at a fixed time interval which can be adjusted if necessary.
  • Multiple video scaling options (with or without cropping) to improve MCU performance when rendering the layout.
  • Participants can now be divided into presenters (able to share video) and attendees (able to receive audio only).
  • Noize reduction and automatic gain control (AGC) can be adjusted for each conference participant individually.
  • Conference participants are automatically removed from the video layout if they turn off their camera.
  • Uploading and streaming .mkv and .mp4 video files (can be streamed in a separate content window if needed).
  • Uploaded media files can now be previewed right in the control panel.
  • VNC streaming without capture cards.
  • Custom avatars set for address book contacts may be displayed in the layouts with a fixed number of video windows if users disable their cameras or leave the conference.
  • Ability to edit user display name styles by changing their font, size, color, background and position in the video window.
  • When participants are moved from one conference to another on the fly, the administrator can mute their microphones, turn off their cameras, and disable incoming conference audio for them.
  • Sending DTMF commands to conference participants available in the video preview widget.
  • Custom call settings (audio/video codecs and bitrate) may be set right in the address book.
  • Automatic generation of conference PINs (that can be regenerated if necessary).
  • Offline user statuses will be indicated either as “left the conference” or “removed by the administrator” in the list of disconnected participants.
  • System information widget displaying data about CPU and network load, the total number of participants and ongoing conferences.
  • Drop-down list with options for restarting TrueConf MCU and OS or shutting down the server where TrueConf MCU is running on.
  • Ability to lock conference from new TrueConf MCU participants (they can be added only by the administrator if necessary).


  • Maximum bitrate raised to 8 Mbps.

TrueConf MCU 1.2

14.10.2020 (version 1.2)


  • Video layout with one or several windows specifically reserved for active speakers.
  • 6 new video layouts.
  • Different video layout skins.
  • Content technical details (video resolution and frame rate) displayed below the name of the participant who is sharing the content.
  • Managing multiple participants at a time: you can mute/unmute their microphones, turn their camera on/off and enable/disable conference audio and video.
  • Bulk actions over a group of address book contacts.
  • Real-time conference management.
  • Ability to disable audio and video streams from all participants when they join the meeting.
  • A number of settings for TCP/UDP ports, NAT traversal (including ICE protocol) and public IP addresses.
  • TrueConf MCU can now be updated right from its control panel.
  • Remote TrueConf MCU power management via the control panel (the administrator can restart TrueConf MCU or OS and shut down the server where TrueConf MCU is running).


  • “Conferences” and “Monitoring” sections were merged into a single section to improve the meeting management interface.
  • Conference scheduler has been improved and now supports recurring conferences with a daily, weekly, monthly and custom schedule.
  • Participant names are now displayed in the video windows when an active meeting layout is being edited.
  • Each video window type is distinguished by its color for more convenient layout editing and better user experience.
  • Users from the list of disconnected participants can now be added to the address book.
  • Participant’s self-view is now automatically removed from the individual video layout.