Installation media
The Long Term Support release codenamed 'Aquarius' gives you five years of security patches and updates, it will be supported until June 2028 at least.
- Q4OS Aquarius, Plasma, live - 64bit / x64 ... 1447 MBytes ... setup guide
- Q4OS Aquarius, Trinity, live - 64bit / x64 ... 1070 MBytes ... setup guide
- Q4OS Aquarius, Trinity, install-cd - 64bit / x64 ... 817 MBytes ... setup guide
- Q4OS Aquarius, Trinity, install-cd - 32bit / i386 ... 690 MBytes ... setup guide
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 - 350MHz CPU / 256MB RAM / 3GB disk
Installer for Windows
The easiest way to put Q4OS alongside Windows. Just run the setup wizard from within Windows and install Q4OS as easily as an application. Windows 11/10/8/7 compatible.
- Q4OS Aquarius, WinSetup.exe - 64bit / x64 ... 25 MBytes ... setup guide
Other downloads
If you are looking for older supported Q4OS releases, download from the Legacy releases page.
An unofficial spin of Q4OS for Raspberry Pi boards is available in our Unofficial repository, see setup guide.
Files details
md5sum ; file:
83e7710958e80fbf390c6951d506bb6d q4os-5.5-x64.r2.iso
01c2f154c67d04e57e12becaa5ba8e61 q4os-5.5-x64-tde.r2.iso
0eefb2ccd738387007a8414c74a0f9af q4os-5.5-x64-instcd.r1.iso
a66559d58335b110e8b0647ace2c7352 q4os-5.5-i386-instcd.r1.iso
31763cea09997275cf8e8e46dfe0d974 q4os-winsetup-5.5-r1.1.zip