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15 June, 2019

Q4OS 3.7 Centaurus

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31 December, 2018

Q4OS 2.7 Scorpion

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29 November, 2017

Windows10 loves Q4OS

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Live CD

The Long Term Support release codenamed 'Scorpion' gives you five years of security patches and updates, it will be supported until October 2022 at least.


Live media allow users to get a quick Q4OS experience, or try it out on a real hardware without installation. If satisfied, an optional installer is available. You can download either a lightweight and efficient Trinity desktop, or more advanced Plasma desktop edition. The minimal hardware requirements are defined as follows:
Trinity desktop - 300MHz CPU / 128MB RAM / 3GB disk
Plasma desktop - 1GHz CPU / 1GB RAM / 5GB disk

Installation CD

If you are looking for pure installation media for personal computers, even for older i386 systems without PAE extension, download the installation CD below.



Installer for Windows

The easiest way to put Q4OS alongside Windows. Just run the installer from within Windows and install Q4OS as easily as any other application. Windows 10/8/7 compatible.



Specific hardware - Raspberry Pi, Pinebook

Download images below to get a poweful desktop optimized for the Raspberry Pi, or Pine64 hardware family.



ARM port

Q4OS for ARM devices runs on wide variety of hardware equipped with 32/64bit ARM processors, including Chromebooks, tablets, single board computers, embedded devices and more.



Software downloads

Get Q4OS applications from this section. Installation is pretty easy, download and save installer, doubleclick it from filemanager and follow setup instructions.

Mozilla Firefox ESR ... Mozilla's web browser, ESR version.
Blueman ... bluetooth manager for laptops with integrated bluetooth device.
Dropbox ... Dropbox.
Skype ... Skype.
Teamviewer ... Teamviewer.
Google Chrome ... Google's web browser.
Chromium ... Chromium web browser.
Libre Office ... professional quality office suite.
Multimedia codecs ... high quality video and audio codecs.
Virtualbox Guest Additions ... optimized drivers for those who run inside Virtualbox.
Update Manager ... software updates notifier and manager.


Other downloads

If you are looking for older supported Q4OS releases, you can download from Legacy releases page. For the newest Q4OS testing images, check the dedicated Testing releases page.

Files details

md5sum ; file:
1beadc62bb34f1d226ff4e3c53c0f592 q4os-2.7-x64-kde.r6.iso
59563a4b17312a5335a64493f8d60281 q4os-2.7-x64.r6.iso
30391dd018b506dc90cf052b2d49dcc3 q4os-2.7-i686pae.r5.iso
0d66c45d833cc1dc2ce722cd4a4501e1 q4os-2.7-x64-instcd.r5.iso
b7c8bb2559689c188860d7c4b01abed6 q4os-2.7-i386-instcd.r5.iso
49b78d36acd6a057d615a4134405d078 q4os-2.7-rpi.r5.zip
edc51c80a19a0a12f2ee31e11629b6a3 q4os-2.7-pinebook1080p.r5.zip
5e5db6989a90e3fc0a87faafb4209ef5 q4os-2.7-pinebook.r5.zip
5dd05fb22b16f42c1842c56befed6e47 q4os-winsetup.exe