FujiFilm KLASSE W Owner's Manual page 45

The selected flash mode is retained even after photographing one shot.
Mode
The selected mode is, however, canceled when the power is turned off.
Retaining/Canceling
Press the button to finalize the setting.
You can proceed to select other modes.
To quit the setting and start photographing, press the
shutter button halfway.
When the film sensitivity mode (
when the film is ISO800 or higher) is selected,
the camera is ready to take photos with the
selected mode.
The flash mode selected is displayed on the LCD.
It is not displayed when it is set to the
When it is not operated for 5 seconds or more, the mode
is automatically set and the camera becomes operable.
Used for general photography.
Automatically fires the flash when the background is
dark.
mode
mode.
Auto flash mode
The custom setting available
( )
P .70
45