XnView Software

maybe this can help you: https://itsfoss.com/flatpak-app-apply-theme/

.... ich habe es nicht ausprobiert, doch vielleicht hilft es in den Einstellungen/Allgemein den "Modus beim Start" umzustellen.

..... i don't think it's a bug in xnviewmp or in the linux version.
On linux-mint i start darktable from xnviewmp without problems.

i am not familiar with opensuse. In linux-mint, besides the official application management, there is also the possibility to install apps via flatpak. The flatpak are started from xnviewmp via script file.
i use e.g. gimp as flatpak. If you want to access gimp from xnviewmp, the script file looks ...

Hello,

maybe there is a rights problem with the appimage, because the app is only installed for the user. Remedy can bring a full installation of the .deb.

Hallo Pierre,
thank you for the answer but the result is the same:

XnView: MP Linux 0.99.0 DEB 64-bit
OS: Linux - 64bit (Ubuntu 20.04./Linux Mint 20.2)

Guten Tag,

mein Englisch ist nicht so standfest, das ich es Euch zumuten möchte.

In der Vers. 0.99 wird mir bei RAW-Dateien (FUJIFILM > x.RAF) in den EXIF-Daten kein Kameramodell angezeigt (war in früherer ...