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 ... 1458 MBytes ... setup guide
- Q4OS Aquarius, Trinity, live - 64bit / x64 ... 1067 MBytes ... setup guide
- Q4OS Aquarius, Trinity, install-cd - 64bit / x64 ... 832 MBytes ... setup guide
- Q4OS Aquarius, Trinity, install-cd - 32bit / i386 ... 688 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:
a30a5dd27904ae2cd3c1d163b432380d q4os-5.4-x64.r2.iso
2f3393c3dd0d81d92420f20cf905ee12 q4os-5.4-x64-tde.r2.iso
68edfbf605c2e18aa8d824117ac10bca q4os-5.4-x64-instcd.r1.iso
bee25c6842a9b9cf641b4747543573c6 q4os-5.4-i386-instcd.r1.iso
68aed65062f9f8b24b56121cd770dd96 q4os-winsetup-5.4-r2.zip