Source code and official binaries for stable releases can be downloaded at download.kde.org.
Windows
Windows 7 is minimum supported Windows version.
You can choose between Standard (system-wide) installation and Portable installation which only extracts files and setup the application to run in portable mode by default.
Falkon-3.1.0.exe - for 32-bit Windows
Falkon-3.1.0-x64.exe - for 64-bit Windows
Linux
You should install falkon package from your distribution’s repositories.
Flatpak
Nightly builds are available in kdeapps flatpak repository.
flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
flatpak remote-add --if-not-exists kdeapps --from https://distribute.kde.org/kdeapps.flatpakrepo
flatpak install kdeapps org.kde.falkon
flatpak run org.kde.falkonSnap
Falkon releases can be installed using Snap on any Linux distro
sudo snap install falkon
KDE