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Released on:
Searching in: Software Updates
ID: SU06R00210
Released on:  2020-06-16
Last update: 2020-09-11
NoMachine 6.11.2 now available for download

Luxembourg, June 16th, 2020

NoMachine makes available today a minor software update aimed at solving issues affecting the previous release such as green screen when connecting from Windows clients to high resolution monitors and audio not working properly when connecting to macOS server.

The full list of fixes and implementations available is:

TR05R09713 - The NoMachine client on Windows suddenly terminates when connecting to high resolution monitors
TR05R09714 - A memory leak has been detected in the function to manage cursor shape
TR05R09708 - Audio and disk sharing stop working after automatic updates to v. 6.10.12
TR05R09720 - Audio is not working when NoMachine v. 6.10.12 is installed on macOS Catalina
TR05R09711 - Cannot paste text selected on Windows by middle button mouse click
TR05R09673 - Caps Lock status is not preserved when it's pressed while the NoMachine window is minimized
TR04R09660 - Custom sessions on an external monitor do not refresh their content when the laptop lid is closed
TR05R09689 - Green screen when connecting by NoMachine client for Windows v. 6.10.12 to high resolution monitors
TR05R09681 - Kerberos credential cache file is left after that the NoMachine session is terminated
TR05R09698 - Load-balanced sessions use UDP ports in the 50xx range
TR05R09687 - Mouse and keyboard are not responsive in a new web session when the previous one has been closed
TR05R09688 - NoMachine client never stops showing the spinning wheel when connecting to a server
TR06R09733 - NoMachine web sessions v. 6.10.12 disconnects intermittently
TR03R09578 - Not all the custom scripts are executed on the child server in a multi-server setup
TR03R09574 - Sessions become slow when hardware decoding is disabled
TR05R09700 - Sharing the physical screen fails because of incorrect dbus settings
TR06R09739 - The !M tray icon is missing on Linux Slackware
TR05R09668 - The $SHELL variable is always set to 'bash' when running a NoMachine virtual desktop on CentOS 7
TR02R09536 - The language environment is not set correctly in web sessions
TR05R09710 - UDP protocol falls back to TCP when a single UDP port is specified in the server configuration
TR06R09736 - When authenticating with private key, the client doesn't connect to the remote desktop
TR09N07220 - Wrong keyboard layout when a customized variant is used
TR05R09672 - Xterm renders slower than other terminals when the session is started from Windows

FR05R03987 - Code signing NoMachine wrapper scripts on macOS
FR11Q03891 - Adding a new option to configure the agent timeout in case of custom sessions running in a virtual desktop
FR12Q03906 - Adding method for downloading complete single file to automatic update process
FR02R03939 - Implementing a mechanism to protect against DoS attack


Supported Platforms

Windows 32-bit/64-bit XP/Vista/7/8/8.1/10

Windows Server 2008/2012/2016/2019

Mac OS X Intel 64-bit 10.7 to 10.15

Linux 32-bit and 64-bit

RHEL 4 to RHEL 8
SLED 10 to SLED 15
SLES 10 to SLES 15
openSUSE 10.x to openSUSE 15.x
Mandriva 2009 to Mandriva 2011
Fedora 10 to Fedora 31
Debian 4.0 to Debian 10
Ubuntu 8.04 to Ubuntu 20.04

Raspberry Pi 2/3/4 ARMv6/ARMv7/ARMv8


Important notices

All customers with version 4 or 5 installed are invited to read the following document available in the Knowledge Base for further information about what has changed and how to proceed with updating to version 6:


Download NoMachine Packages

You can download the latest packages suitable for your Operating System from the NoMachine Web site at the following URL:

Customers with valid subscriptions should log in to their customer area and download the "Production version".

Automatic updates

The automatic check for updates is scheduled to check our repositories every two days.

To update the free NoMachine package:

  • - Open the NoMachine User Interface from your Programs Menu.
  • - Click on 'Settings', then on the 'Server preferences' and finally on 'Updates'.
  • - Then click on the 'Check now' button.

To update the NoMachine Enterprise Client immediately:

  • - Click on 'Settings' and 'Updates'.
  • - Then click on the 'Check now' button.

More information about the check for automatic updates is available here:

Manual package update

Please follow the instructions to update your installation manually:

On Windows:

  • - Download and save the EXE file.
  • - Double click on the NoMachine executable file.
  • - As for the installation, the Setup Wizard will take you through all steps necessary for updating NoMachine.

On Mac OS X:

  • - Download and save the DMG file.
  • - Double-click on the Disk Image to open it and double-click on the NoMachine program icon.
  • - As for the installation, the Installer will take you through through all steps necessary for updating NoMachine.

On Linux:

You can use the graphical package manager provided by your Linux distribution or update NoMachine by command line by following instructions below. If you don't have the sudo utility installed, log on as superuser ("root") and run the commands without sudo.


  • - Download and save the RPM file.
  • - Update your NoMachine installation by running:
    • # rpm -Uvh <pkgName>_<pkgVersion>_<arch>.rpm


  • - Download and save the DEB file.
  • - Update your NoMachine installation by running:
    • $ sudo dpkg -i <pkgName>_<pkgVersion>_<arch>.deb


  • - Download and save the TAR.GZ file.
  • - Update your NoMachine installation by running:
    • $ cd /usr
    • $ sudo tar xvzf <pkgName>_<pkgVersion>_<arch>.tar.gz
    • $ sudo /usr/NX/nxserver --update
  • If you are installing Enterprise Client or Node run respectively:
    • $ sudo /usr/NX/nxclient --update
    • $ sudo /usr/NX/nxnode --update


Installation and configuration guides for the NoMachine products are available at:


The NoMachine Development Team