Canon IXUS 990IS - Manual (Page 142)

Changing the Start-up Image or Sound
142
Register the Start-up Screen
When you press the 1 button and set the camera to playback mode, you
can register sounds and images.
● Select [Start-up Image], then press the m
button.
● Press the
qr buttons to select [2], then
press the m button.
● Press the
qr buttons or turn the  dial
to select an image, then press the
m button.
● Press the
qr buttons or turn the  dial
to select [OK], then press the m button to
complete registration.
You can register images or sounds to the camera using the included software
(ZoomBrowser EX/ImageBrowser). Refer to the Software Starter Guide for
details.
Register images or sounds saved on a computer
Any previously registered start-up image will be overwritten when
registering a new start-up image.