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Released on:
Searching in: Software Updates
ID: SU01S00217
Released on:  2021-01-19
Last update: 2021-01-22
NoMachine 6.13.1 now available for download

Luxembourg, January 19th, 2021

NoMachine makes available today a minor software update aimed at fixing issues affecting earlier v.6 releases. This version, 6.13.1, implements the following:

FR04R03974 - Updating the TLS version in NoMachine WebRTC component

TR01S10011 - PAM account validation fails when Kerberos tickets are obtained during PAM authentication
TR11R09928 - The nxserver service doesn't start properly on macOS Catalina
TR10R09883 - Kerberos tickets are not forwarded to Terminal Server Nodes
TR11R09920 - NoMachine RDP sessions do not launch with FreeRDP v. 2.1.1
TR11R09903 - Mouse pointer sporadically disappears
TR10R09842 - White screen occurs when connecting to the macOS login window right after the local user logout
TR10R09852 - NoMachine client 6.12.3 suddenly closes when connecting by NX protocol
TR11R09929 - Kerberos tickets are deleted on the Terminal Server Node when the session is started
TR11R09917 - File transfer started from tray menu on Windows server doesn't work
TR08R09815 - Unlocking GNOME screen in Ubuntu 20.04 fails with 'Authentication error'
TR10R09893 - Context menu opened in a custom session is shown in a wrong position
TR08R09817 - Sharing the physical screen fails with error 104: Connection reset by peer
TR10R09869 - Wrong SELinux module installed after update of version 6.0.78
TR10R09876 - Cannot launch the client on mac after some hours of activity
TR02R09535 - 'No available sessions' is issued when connecting to the Mac login screen
TR12R09955 - Client menu panels are not visible on a macOS with multiple displays
TR12Q09486 - Mouse sensitivity goes to infinity when playing a game inside the NoMachine session
TR06R09732 - Web sessions running in Firefox browser are periodically disconnected without apparent reasons

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 10.11/macOS Intel 10.12 to 11.x

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 33
Debian 4.0 to Debian 10
Ubuntu 8.04 to Ubuntu 20.10

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


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.
  • - From the Machines panel click on 'Settings', then on 'Server' and finally on 'Updates'.
  • - Then click on the 'Check now' button.

To update the NoMachine Enterprise Client immediately:

  • - Click on 'Settings', from the Player panel click '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 macOS:

  • - 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