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You can make the main subject, such as people, appear bright by having the
camera provide the appropriate illumination with the flash. At the same time,
you can use a slow shutter speed to brighten the background that the light
from the flash cannot reach.

Choose .

Touch , then touch .
XOnce set, will appear.
After pressing the r button, you can also
press the qr buttons or turn the  dial
to choose .
Shoot.
Even if the flash fires, ensure that the
subject does not move until the shutter
sound ends.
Shooting with Slow Synchro
Attach the camera to a tripod to prevent the camera from moving and
blurring the image. It is recommended to set the [IS Mode] to [Off] when
shooting with a tripod (p.145).