Tools - Settings - View - Viewer -
Under "Tools → Settings → View → Viewer" in the tab "Multimedia" the following settings are offered for the viewer and/or the quick viewer.
These settings are applied for the:
Fit big images to window
If this setting is checked, big images are always shown so that they are visible as a whole in the viewer window. Otherwise a scrollable portion of the big image is shown.
If this setting is checked, the image is centered in the viewer window. Otherwise the image is shown at the top left of the viewer window.
This setting specifies the background color of the viewer window.
Show info label
If this setting is checked, the image size and miniaturization rate are shown at the top left of the viewer image.
This setting is active only if "Show title bar" (in the tab "General") is not checked.
If "Label text color" is checked, the font color of the text label can be specified here.
If this setting is checked, images with the file extension "JPG" are loaded faster. This setting requires the Intel file "ijl15.dll" to be in the FreeCommander start folder.
Play animated GIFs
If this setting is checked, animated files with the file extension "GIF" are played automatically when viewed.
If this setting is checked, the transparency of files with the file extension "GIF" is shown.
This setting specifies what interface (what program) will be used to show media files.
If this setting is checked, media files are started immediately on opening.