Although you can add a printer through you HP computer’s installed Windows 7 operating system, Epson offers an installation disk that automates the process and adds additional software for greater printing versatility. Depending on the Epson printer you have, your installation disk might include photo enhancement or Web-publishing software, or tools for monitoring remaining ink volume. This installation disk will work on any PC, including your HP computer. The menu should automatically run. If it doesn’t, press the Windows key and “R” together to open the “Run” dialog box, click “Browse,” navigate to your CD or DVD drive and double-click “Setup.” Click “OK” to run the Setup. Writer Bio

How to Install an Epson Printer on an HP Computer - 91