Canon PowerShot SD400 Manual (en)

Installing the Software and USB Driver
If the Digital Signature Not Found window 
appears, click [Yes].
The USB driver will automatically finish installing onto the computer when you attach the 
camera and open a connection. 
Dialogs similar to the following will appear during this process (first time the camera is 
connected to a computer only).
Windows XP 
The dialog on the right will appear after a 
few moments.
Windows 2000/Windows Me/Windows 98 SE 
Restart the computer according to the instructions if you are prompted to do so by a 
A dialog allowing you to set the default settings will display after installation. See Using 
the Software on the Windows Platform 
 The Basics (p. 15) for the subsequent 
This concludes the software and USB driver installation and the procedures for connecting the 
camera to the computer.
You may now download camera images to the computer (p. 15). 
• See USB driver installation not proceeding well in the Troubleshooting
section (p. 87) if you are having problems installing the USB driver.
• See Uninstalling the USB Driver (p. 84) to delete the USB driver installed 
with these procedures.
• See If You Were Using ZoomBrowser EX Version 2 or 3 (p. 94) if you 
were previously using either version.