Installation media
The Long Term Support release codenamed 'Andromeda' gives you five years of security patches and updates, it will be supported until August 2030 at least.
- Q4OS Andromeda, Plasma, live - 64bit / x64 ... 1782 MBytes ... setup guide
- Q4OS Andromeda, Trinity, live - 64bit / x64 ... 1418 MBytes ... setup guide
- Q4OS Andromeda, Trinity, install-cd - 64bit / x64 ... 1070 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 machines. The minimal hardware requirements:
Plasma desktop - 1GHz CPU / 2GB RAM / 8GB disk
Trinity desktop - 500MHz CPU / 512MB RAM / 6GB disk
Install CD 32bit [old stable version]
Use this install-cd for 32bit machines. The old stable release codenamed 'Aquarius' will be supported until June 2028 at least.
- Q4OS Aquarius, Trinity, install-cd - 32bit / i386 ... 700 MBytes ... setup guide
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 Andromeda, 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:
92ee74e3c448c1f95cb8f5c49858e6a0 q4os-6.6-x64.r1.iso
00535b9226371b39f8d8deda8c22358e q4os-6.6-x64-tde.r1.iso
c2e21aa92380dd3e8c527b9767c13bf2 q4os-6.6-x64-instcd.r1.iso
c838daaa3ab0a6fa536f470cbca8af8d q4os-winsetup-6.5-r2.zip
896f13da0b80d950237db0734159bb41 q4os-5.9-i386-instcd.r1.iso