XnView Software

Thank you very much! I found the window setting. My main problem is solved.
The other problem with version 0.90 I'll try to reproduce later, I need to install it.
Btw., is an appimg planned for 0.90?

I am using version 0.89 appimage
Screenshot see attached: Trying to move the adjustment window out of the way, so that the picture gets visible, fails, because the main window moves with the sub-window. It is also not possible to get the picture window to the foreground, i.e. in front of the ...

I am using v0.89 appimage on Ubuntu 18.04 64 bit. When I want to adjust a picture (etc via image > adjust > levels), a window opens where I can change the settings. If I move this window, the underlying picture window also moves. The adjustment window hides the picture window making the adjustment a ...