Dell 2355DN Firmware

This software suite and driver help you setup the printer for PC running on the following Microsoft Windows Operating Systems: Vista (32/64-bit), 7 (32/64-bit), 8(32/64-bit), 8.1 (32/64-bit), 10(32/64-bit), Server 2003 (32/64-bit), Server 2008 (32/64-bit), 2008 R2, Server 2012 and Server 2016.

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Fixes & Enhancements


Fixed cross-site scripting vulnerability (CVE-2017-14386). The web user interface of Dell's 2355dn, Multifunction Laser Printer firmware versions prior to A10 is affected by a cross-site scripting vulnerability. Attackers could potentially exploit this vulnerability to execute arbitrary HTML or JavaScript code in the user's browser session in the context of the affected website.
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V2.70.45.34, A10

Release date

07 Dec 2017

Download Type



Device Firmware


Dell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats View Important Information

File Format: Firmware Images
File Name: Dell_2355dn_ V2.70.45.34.hd
File Size: 53.75 MB
Format Description:
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By downloading, you accept the terms of the Dell Software License Agreement.

Additional details

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Do not shut down the PC or your printer while the firmware is being installed.
Windows Server 2008 x64
Windows Server 2012
Windows Server 2012 R2
Windows 7, 32-bit
Windows 7, 64-bit
Windows 8, 32-bit
Windows 8, 64-bit
Windows 8.1, 32-bit
Windows 8.1, 64-bit
Windows Vista, 32-bit
Windows Server 2008 x86
Windows Server 2003
Windows Server 2008 R2
Windows Server 2016
Windows 10, 32-bit
Windows 10, 64-bit
Windows Vista, 64-bit
Windows Server 2003 x64
2355DN Mono Laser MFP
"Note: Do not shut down the computer or printer while performing the firmware update.

1. Run ""Dell Printer Update Tool.exe"".
2. Verify the printer model and click [Next]
3. Select the I/O connection type and click [Next]
4. If the printer is on a Network connection, then enter the IP Address and click [Next]
5. Monitor and wait for the firmware update to complete
6. Click [Finish] to close the tool."

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