Problem:
USB Flash Drives are not Detected and CD-Roms are not functioning after installing your HP printer.
Cause and Solution:
It is a firmware issue on the following HP Printers.
The following products may be affected:
Photosmart C4500 All in One Series: Download and Install C4500 Patch Here
- HP Photosmart C4580
- HP Photosmart C4583
- HP Photosmart C4585
- HP Photosmart C4599
Photosmart C4400 All in One Series: Download and Install C4400 Patch Here
- HP Photosmart C4435
- HP Photosmart C4440
- HP Photosmart C4450
- HP Photosmart C4472
- HP Photosmart C4473
- HP Photosmart C4480
- HP Photosmart C4483
- HP Photosmart C4485
Note: This patch is also applicable if you have any USB related problems on the pritners listed above.

