Lexmark CX920 User Manual page 313

Upgrading and migrating
Notes:
•
View the printer IP address on the printer home screen. The IP address appears as four sets of
numbers separated by periods, such as 123.123.123.123.
•
If you are using a proxy server, then temporarily disable it to load the web page correctly.
2
Click Settings > Device > Update Firmware.
3
Browse to the flash file.
4
Click Upload.
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