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Released on:
Searching in: Software Updates
ID: SU06O00183
Released on:  2017-06-06
Last update: 2017-06-06
NoMachine version 5.3.9 available

Luxembourg, June 6th, 2017

NoMachine makes available today a software update to solve issues affecting the previous release and as a preparatory step to the upgrade to version 6. Furthermore, 5.3.9 also implements the following Feature Requests:

FR05O03404 - Adding a keyboard shortcut to send ctrl+alt+del in web sessions
FR09N03203 - Adding a keyboard shortcut to send ctrl+alt+del
FR03O03347 - Using SHA256 fingerprint to verify host authenticity
FR04O03396 - Updating the nxplayer usage

Fixes available in this release are for:

TR09N07239 - Mouse-keyboard combinations sometimes don't work
TR02O07593 - The mouse pointer doesn't change appearance when resizing the window
TR01N06384 - A solid color replace the desktop when the session is connected to NX Server 3.5.0
TR01O07485 - The disconnect/terminate dialog is not shown when a client v. 4 or 5 is connected to NX Server 3
TR04O07710 - Session startup is delayed when network drivers are mounted but are inaccessible
TR02O07604 - CreateDisplay server configuration key does not work correctly
TR05O07732 - The connection monitor on the remote node is killed during the session termination procedure
TR03O07657 - Cannot transfer files via the 'Send a file' or 'Download a file' services in the NoMachine menu
TR05O07744 - Users get an empty list of servers when the web player is configured to give access to multiple servers
TR02N06528 - Files larger than 2GB are corrupted when copied to a Windows disk connected on a Linux host
TR06N06949 - File corrupted after copying it when using Devices/Disks
TR08N07116 - Cannot reconnect virtual desktops when all the remote nodes are stopped
TR04O07686 - Cannot connect to the remote Windows node by using domain credentials
TR11N07366 - Connection hangs when trying to connect to a Windows node in a multi-node environment
TR05O07745 - Cannot connect to the selected node in a multi-node environment with custom load-balancing set
TR04O07687 - Cannot start virtual desktops on the remote node when its version is higher than the server version
TR11N07319 - Repeated warning messages from the 'checkLocalSession' function in server logs
TR03N06610 - Misleading error message when Centrify is used for authentication
TR04N06752 - Audio doesn't work when users are connected to Arch Linux
TR12N07449 - Copy and paste command keeps a space at the end of the string
TR05N06858 - Java application windows are shown in a wrong position
TR11M06216 - When Diana or Cadence applications are running in a custom session, their sub-windows can be opened only once
TR05O07734 - Sound is corrupted on session to Windows 10
TR01O07549 - A remote node can be deleted even if it has a profile rule associated
TR03O07677 - The special sequence Ctrl+Alt+Delete is not sent to the remote Windows desktop when the user logs-in with AD credentials
TR10N07250 - Improving runtime context for custom scripts triggered on 'before session close' events
TR05O07729 - The physical display is not available when connecting to openSUSE 42.2 with i3 as window manager
TR02O07591 - NumLock goes out of sync when the NumLock key is pressed twice
TR06N06935 - Unexpected termination of the NoMachine node process on Windows
TR05O07751 - SSH Server service terminated unexpectedly
TR11N07375 - NoMachine doesn't retry to detect the desktop owner on Windows XP when the first attempt fails
TR05O07765 - Black screen when connecting to the physical desktop on Kubuntu 16.04
TR04N06797 - Cannot create virtual desktops on Kubuntu 16.04
TR06M05577 - The nxserver.bin process has high CPU usage
TR05O07733 - Scrolling with a mouse wheel is slow on Mac
TR03O07635 - Timeout occurs when connecting from ARM64 devices


Supported Platforms

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

Mac OS X Intel 64-bit 10.5/10.6/10.7/10.8/10.9/10.10/10.11/10.12

Linux 32-bit and 64-bit

Red Hat Enterprise 4/5/6/7
SLED 10.x/11.x
SLES 10/11/12
openSUSE 10.x/11.x/12.x/13.x/42.x
Mandriva 2009/2010/2011
Fedora 10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25
Debian GNU Linux 4.0/5.0/6.0/7.0/8.0
Ubuntu 8.04/8.10/9.04/9.10/10.4/10.10/11.04/11.10/12.04/12.10/13.04/13.10/14.04/14.10/15.04/15.10/16.04/16.10


Important: Due to the changes introduced by Apple which has dropped support for 10.5 and 10.6 in recent compilers, NoMachine will discontinue support for those OS X versions in a future release. It will still be possible to request packages specifically built for 10.5 and 10.6 under the provisions of a support contract.


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 "Update version".

Automatic updates

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

To update any of the NoMachine servers immediately:

- Run the NoMachine GUI 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