Canon POWERSHOT A3100IS User Manual page 58

Turning the F|ash Off
You can shoot with the flash turned off.
.................................................................................................................................. _ Press the _ button.
2 Choose (_.
_, Press the _F buttons to choose _, then
press the @ button.
;!_ Once set, _ will appear on the screen.
_, To turn the flash back on, follow the steps
above to return the setting to _A
i hat if a flashing _ appears?
When you press the shutter button halfway in low light conditions where
camera shake is likely, a flashing _ will appear on the screen. Attach
the camera to a tripod to prevent it from moving.