Support Printers All-In-Ones ET Series Epson ET-3850U for ReadyPrint

Epson ET-3850U for ReadyPrint

Epson ET-3850U for ReadyPrint

Epson ET-3850U for ReadyPrint

smart panel app icon

This model is compatible with the Epson Smart Panel app, which allows you to perform printer or scanner operations easily from iOS and Android devices.


Download iOS App  |  Download Android App


  • 04/29/25
  • 9.09 MB
  • RPD_x86_191.exe

Description :

This file contains the Epson Remote Print Driver v1.91.

This remote print driver allows you to print to an Epson email-enabled printer anywhere in the world right from your computer.

Note: Your printer must be connected to the Internet via a wireless (Wi-Fi) or wired (Ethernet) network and be registered to the Epson Connect service. For setup information, please see our Epson Connect Printer Setup for Windows page.

This file applies to numerous Epson products and may be compatible with operating systems that your model is not.

Compatible systems :

Windows 10 32-bit, Windows 8.1 32-bit, Windows 8 32-bit, Windows 7 32-bit, Windows XP 32-bit, Windows Vista 32-bit, Windows Server 2008 32-bit, Windows Server 2003 32-bit

  • 02/02/22
  • 11.8 MB
  • ET3850U_Lite_ENA.exe

Description :

This file contains the installer to obtain everything you need to use your Epson ET-3850U wirelessly or with a wired connection.

This combo package installer obtains the following items:

  • Printer Driver v3.01
  • Scanner Driver and Epson Scan 2 Utility v6.5.28.0
  • Epson Event Manager
  • Epson Software Updater

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit, Windows Vista 32-bit, Windows Vista 64-bit

  • 05/05/25
  • 5.76 MB
  • ESU_469.exe

Description :

This file contains Epson Software Updater v4.6.9.

Epson Software Updater, formerly named Download Navigator, allows you to update Epson software as well as download 3rd party applications.

Note: To use this updater, your Epson product must be turned on and connected to a computer with Internet access.

This file applies to numerous Epson products and may be compatible with operating systems that your model is not.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit, Windows XP 32-bit, Windows XP 64-bit, Windows Vista 32-bit, Windows Vista 64-bit, Windows Server 2022, Windows Server 2019, Windows Server 2016, Windows Server 2012, Windows Server 2008 32-bit, Windows Server 2008 64-bit

  • 05/02/25
  • 2.6 MB
  • EpsonPrinterDrvSecSuppTool_100.exe

Description :

This file contains the Epson Printer Driver Security Support Tool v1.00.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit, Windows XP 32-bit, Windows XP 64-bit, Windows Vista 32-bit, Windows Vista 64-bit, Windows Server 2022, Windows Server 2019, Windows Server 2016, Windows Server 2012, Windows Server 2008 32-bit, Windows Server 2008 64-bit, Windows Server 2003 32-bit, Windows Server 2003 64-bit

Description :

This file contains the Epson Connect Printer Setup Utility v1.4.9.

This utility is used to enable Epson Connect so you can print emails, documents, or photos from any device that can send an email. Epson Connect consists of Epson Email Print, Remote Print and Scan To Cloud. For setup instructions, please see our Epson Connect Printer Setup for Windows page.

This file applies to numerous Epson products and may be compatible with operating systems that your model is not.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit, Windows XP 32-bit, Windows XP 64-bit, Windows Vista 32-bit, Windows Vista 64-bit

  • 03/04/25
  • 49 MB
  • EPPlus_4020.exe

Description :

This file contains the Epson Photo+ Software v4.0.2.0.

Epson Photo+ is an application that allows you to arrange and print photos easily. Includes direct printing to CD/DVD functionality.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit

  • 01/05/24
  • 70.7 MB
  • ESOCR_3.00.05.exe

Description :

This file contains the EPSON Scan OCR Component v3.00.05.

This component adds the following functionality:

  • Create searchable PDFs with EPSON Scan, Epson Scan 2, ScanSmart and Document Capture Pro v1.02.00 or later.
  • Convert scanned document to Microsoft Word (DOCX), Excel (XLSX) and PowerPoint (PPTX) documents with editable text using ScanSmart, Document Capture Pro v1.05.00, or later.
Note: ScanSmart and Document Capture Pro are available for select models only.

This file applies to numerous Epson products and may be compatible with operating systems that your model is not.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit, Windows XP 32-bit, Windows XP 64-bit, Windows Vista 32-bit, Windows Vista 64-bit

  • 11/21/23
  • 20.2 MB
  • EEM_3.11.77.exe

Description :

This file contains the Epson Event Manager Utility v3.11.77.

This utility allows you to activate the EPSON Scan Utility from the control panel of your Epson model.

Note: The EPSON Scan or Epson Scan 2 Utility must be installed prior to using this utility.

This file applies to numerous Epson products and may be compatible with operating systems that your model is not.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit

  • 08/12/21
  • 124 MB
  • ScanSmart_MFP_361.exe

Description :

This file contains Epson ScanSmart v3.6.1. Scan documents and photos with confidence and ease – simple interface with a large preview makes it easy to scan, review, email, print, and upload.

This software requires the Epson Scan 2 utility.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit

Description :

The Epson Smart Panel app allows you to perform printer operations easily including printing, copying, or scanning from a smart device such as a smartphone or tablet.

Google Play Icon

Description :

The Epson Smart Panel app allows you to perform printer operations easily including printing, copying, or scanning from a smart device such as a smartphone or tablet.

Apple App Store Icon

  • 05/05/25
  • 5.76 MB
  • ESU_469.exe

Description :

This file contains Epson Software Updater v4.6.9.

Epson Software Updater, formerly named Download Navigator, allows you to update Epson software as well as download 3rd party applications.

Note: To use this updater, your Epson product must be turned on and connected to a computer with Internet access.

This file applies to numerous Epson products and may be compatible with operating systems that your model is not.

Compatible systems :

Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit, Windows XP 32-bit, Windows XP 64-bit, Windows Vista 32-bit, Windows Vista 64-bit, Windows Server 2022, Windows Server 2019, Windows Server 2016, Windows Server 2012, Windows Server 2008 32-bit, Windows Server 2008 64-bit

Select the questions to view the answers
Start Here - Installation Guide PDF

This document will assist you with product unpacking, installation and setup.

Declaration of Conformity - for purchases on or after October 1, 2024. PDF

This document declares that this product has met all relevant requirements of the product safety directives.

Warranty Statement - for purchases on or after October 1, 2024. PDF

This document describes Epson's limited warranty for this product. This warranty has been updated and is only valid for products purchased on or after October 1, 2024.

User's Guide HTML PDF

This document contains an overview of the product, specifications, basic and in-depth usage instructions, and information on using options.

Supplemental / Late Breaking Information PDF

This document provides complementary or late-breaking information to supplement your product documentation.

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Mail :

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