Note: If you installed both the stable and beta repositories, the desktop (menus, etc.) will see only one version at a time. To make sure your desktop sees the development version, run this command:
flatpak make-current --user org.gimp.GIMP beta
Or respectively to restore the stable version as the visible GIMP application:
flatpak make-current --user org.gimp.GIMP stable
You may also create shortcuts running specifically one of the other version.
Flatpack is one of the official ways to install the RC:
If you have Flatpack on your system, go to https://www.gimp.org/downloads/devel/ and click the GNU/Linux option, there will be a button to install it.
If the button doesn’t work, the page says:
Flatpak additional instructions
If the link above doesn't open your software installer, install with following command:
flatpak install --user https://flathub.org/beta-repo/appstream/org.gimp.GIMP.flatpakrefRun with following command line:
flatpak run org.gimp.GIMP//betaTo update:
flatpak updateNote: If you installed both the stable and beta repositories, the desktop (menus, etc.) will see only one version at a time. To make sure your desktop sees the development version, run this command:
flatpak make-current --user org.gimp.GIMP betaOr respectively to restore the stable version as the visible GIMP application:
flatpak make-current --user org.gimp.GIMP stableYou may also create shortcuts running specifically one of the other version.