Your can select Configure Network and Print Network
Configuration Page.
Firmware Update Utility
You can machine firmware update using Firmware Update
Utility.
1. From the Start menu, select Programs
Update Utility.
2. Download the latest firmware. Click http://support.dell.com.
3. If your printer is connected with an USB cable, click USB Connected Printer.
Or if your printer is connected with a network cable, click
Network Connected Printer.
4. Click Browse and select downloaded firmware file.
Dell Printers
Dell 2335dn MFP
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Firmware