Epson L1455 - Manual (Page 167)

2. Start EPSON Software Updater, and update the applications or the firmware.
c Important:
Do not turn off the computer or the printer while updating.
Note:
If you cannot find the application you want to update in the list, you cannot update using the EPSON Software
Updater. Check for the latest versions of the applications from your local Epson website.
http://www.epson.com
Related Information
& “EPSON Software Updater” on page 163
User's Guide
Network Service and Software Information
167