Canon PRO-10 Series Manual page 295

Scanning starts.
Note
Click Cancel to cancel the scan.
When scanning is completed, the image appears as a thumbnail.
Note
You can rotate the selected image 90 degrees clockwise each time you click Rotate.
You can crop images.
Cropping Scanned Images
Click Save to save rotated or cropped scanned images.
Save Dialog (Scan View)
You can set the save location for scanned images on the Advanced Settings tab of the
Preferences dialog displayed by selecting Preferences... from the My Image Garden menu.