1. Define your HP DOT4PRT device model.
2. Define your operating system to install your HP DOT4PRT device. Note:
Update Drivers in Win Vista
3. Browse DOT4PRT Drivers.
4. Find HP DOT4PRT Drivers.
5. Select hp psc 900 series fax.
6. Download hp psc 900 series fax. Note: you can update all Drivers automatically with
RadarSync (Freeware) or
Driver Detective (Shareware).
7. Install hp psc 900 series fax.
8. Restart or reboot your computer to finish your driver installation. Note: you can
backup your computer drivers before updating.