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29 June, 2021

Q4OS 3.15 Centaurus

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01 April, 2021

Q4OS 4.4 Gemini

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Installation media

 The Long Term Support release codenamed 'Centaurus' gives you five years of security patches and updates, it will be supported until July 2024 at least.


 You can download either a lightweight efficient Trinity desktop, or more advanced Plasma desktop edition. 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. Use the install-cd media for older 64bit as well as 32bit machines.
 The minimal hardware requirements:
Plasma desktop - 1GHz CPU / 1GB RAM / 5GB disk
Trinity desktop - 300MHz CPU / 128MB RAM / 3GB disk

Installer for Windows

 The easiest way to put Q4OS alongside Windows. Just run the setup guide 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.



Other downloads

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

Files details

md5sum ; file:
6fe8de2bf62e8c03a30f491672a5c163 q4os-3.15-x64.r1.iso
f72b9cb3c56b20e4d7055ea74b32af45 q4os-3.15-x64-tde.r1.iso
1dc07d4bfbc0dbb83313dcb351c91aef q4os-3.14-x64-instcd.r5.iso
5dd2fc4a8781b300dd8be7d6602495f7 q4os-3.14-i386-instcd.r5.iso
eefd274a514c9b534b2014d79b4656b0 q4os-3.14-rpi.r4.zip
27433642c55789cea8749d4753e772a4 q4os-3.15-pinebookpro.r1.zip
d9be361943084c54b51d3fd883f56407 q4os-winsetup-3.14-r4.zip