While Debian 11 has been superseded by Debian 12, it remains supported under Long Term Support (LTS) until . 1. Direct ISO Download Links

You can download the KDE ISO through two primary methods: a Live ISO which includes the KDE desktop pre-packaged, or a Netinst (Network Installer) ISO that lets you select KDE during the setup process.

Best for trying the desktop before installing. Download Debian 11 KDE Live ISO

To run Debian 11 with the KDE Plasma 5.20 desktop environment smoothly, your hardware should meet these standards:

Index of /mirror/cdimage/archive/latest-oldstable-live/amd64/iso-hybrid

Recommended if you have a stable internet connection. You must select "KDE Plasma" during the "Software Selection" step. Download Debian 11 Netinst ISO (amd64) Full DVD ISO (Large ISO): Best for offline installations. Debian 11 DVD ISO Archive 2. System Requirements for KDE Plasma

For the most streamlined experience, use the official Debian archive mirrors.