Latest News

13 May, 2020

Q4OS 3.11 Centaurus

read more ...


01 May, 2020

Q4OS 4.1 Gemini

read more ...


27 February, 2020

Raspberry Pi, Q4OS 3

read more ...


Follow us

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 are defined as follows:
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:
72e195771f9fcbf32c8f96999a898de5 q4os-3.11-x64.r2.iso
dbef9cb2b8b581d16c1b843527930b25 q4os-3.11-x64-tde.r2.iso
0d95fb6fb6cdee965fc90a571f861c01 q4os-3.11-x64-instcd.r2.iso
20be8c599d14cb87c9b200d6894bb133 q4os-3.11-i386-instcd.r2.iso
5a6fb67ed62d8aaac0d56ba9d6b894d5 q4os-3.11-rpi.r1.zip
edc51c80a19a0a12f2ee31e11629b6a3 q4os-2.7-pinebook1080p.r5.zip
5e5db6989a90e3fc0a87faafb4209ef5 q4os-2.7-pinebook.r5.zip
c58c757176c08e26e8b607d17f5de999 q4os-winsetup.zip