Display file info below the thumbnail
File name, file size, image size in pixel, date modified, and displayed size.Enable for network files
Display preview of files over network.Enable for files in compressed folder
Currently supports zip and cab files.Show only with Shift key down
If unchecked, Shift key prevents preview and ordinary tooltip is displayed.Display even if folder window is not active
Displays preview of file in inactive window by mouse cursor.Try to obtain EXIF thumbnail
Will be faster when the image file is extremely large, though thumbnail is fixed in size and lower quality.Save playback points of movies and musics
If unchecked, preview starts always in the beginning of file.Show at the corner of screen
Always displays preview window at the right-bottom corner of screen.Try to show in full size
Ignores size settings and tries to show in maximum size that screen allows.Try to show in specified max size
Displays in size specified in user setting even if smaller than that.Use hardware acceleration if available
Uses hardware acceleration when playing videos.Slideshow in full screen
While showing picture preview in full screen, automatically displays next file in folder at specified intervals.Preview shortcut keys works while slideshow. For example, Num 5 is "Pause/Resume". See Preview Key Map.
First delay to show preview
Specify delay before preview is displayed by mouse hover and change of selection in view or menu.Maximum memory size used by image cache
Limits memory usage in rough estimate.Clear image cache
Clear cache immediately.File extensions
You can specify file extensions that QTTabBar tries to display preview.Before you are pressing "+" button to add an extension, you have to select which type of preview the extension has among Picture (still image), Movie and Music (playable), and Text.
Size of Preview window
You can specify max window sizes.Text Max Read in KiB
Reading size from the beginning of text file.You can scroll Text preview when overflowed, by NumPad4 and NumPad6 key (default).