A new UPCR20L firmware has been posted on the SnapLab Support Page.

http://www.sony.net/Products/DP-driver/digitalphoto_printer/UP-CR20L/index.html#winUI03

The modifications are:

Firmware upgrade module Ver.1.74 is modified from Ver.1.73 as follows

- The error message for the ink ribbon or paper roll empty has been changed.(Japanese only)

- Improved compatibility with the USB mass storage class devices.