Once you regain access, do not leave it on the default. But also, do not lose it again. Follow best practices:
This method resets only the network and admin password settings while preserving your address book, print counters, and job logs.
How to do it on the WF-C5790:
Caution: This does not work on all firmware versions. Epson has patched some older bypass methods.
If you have Epson's software installed (like Epson Printer Connection Checker or Epson Scan), you might be able to find or reset the password through the software.
Epson prioritizes security. Consequently, there is no universal default password that works on every single WF-C5790. However, based on the manufacturing date and firmware version, one of two scenarios will apply to your device:
The epson wfc5790 admin password is a gatekeeper. When it works, it protects your business. When it is lost, it brings productivity to a halt. Always attempt the blank entry, 11111, or the serial number first. If those fail, use the hardware button sequence for a network reset. As a last resort, perform a full factory reset.
Remember: security and convenience are trade-offs. The moment you regain access, store that password somewhere safe—not on a sticky note attached to the printer.
This guide is for legitimate administrator use only. Attempting to bypass security on devices you do not own may violate local laws and Epson’s terms of service.
The default administrator password for the Epson WorkForce Pro WF-C5790 is typically the product's serial number
. This 10-digit code is found on a sticker located on the back or side of the printer. If the printer was manufactured after late 2023, the password may instead be found on a sticker labeled "PWD" on the bottom or back of the unit. JustAnswer Common Default Credentials : Leave this field : The printer's serial number (often 10 characters). Alternative Password : If there is a dedicated "Password" label, enter the 8-digit number shown there. How to Reset a Forgotten Password
If the default credentials do not work because the password was changed and lost, you can use a hidden service menu to initialize the password: the printer. Press and hold the # button while also pressing and holding the Release when the "User Special Mode" menu appears on the LCD. Use the keypad (buttons 3 and 6) to navigate to "Password Initialization" button to select it, then the button to confirm the reset. Restart the printer by pressing the Spiceworks Community Managing Password Settings
To change the password via the control panel or web interface for better security: Control Panel : Navigate to General Settings System Administration Security Settings Admin Settings Admin Password Web Config : Access the printer's IP address in a browser, go to the Product Security tab, and select Change Administrator Password Official support documentation is available on the Epson Support Page to access the web configuration? AI responses may include mistakes. Learn more epson c5790 Admin Password Reset - Spiceworks Community
The default administrator password for an Epson WorkForce Pro WF-C5790 is typically the printer's serial number Quick Fixes for the Admin Password epson wfc5790 admin password
If the serial number doesn't work, check these common locations and defaults: The Sticker
: Look for a sticker on the back or bottom of the printer; the password may be specifically labeled as "PWD" next to the serial number. Serial Number
: Enter the serial number exactly as it appears on the sticker, noting that it is case-sensitive. Blank Username : When prompted in the Web Config utility, the default username is blank How to Reset the Admin Password
If the default credentials have been changed and forgotten, you can try a hardware initialization to reset them: Hardware Reset Menu Turn the printer off. Press and hold the button on the keypad. While holding , press and hold the
After a few seconds, a "User Special Mode" menu should appear. Initialize Password buttons to navigate to "Password Initialization." button to select it, then the button to confirm. to finish. Last Resort
: If the above menu doesn't appear or work, Epson typically requires contacting an Authorized Service Provider
to perform a deeper factory reset, as they do not publicly document all bypass codes. Spiceworks Community Setting a New Password
Once you have access, it is recommended to set a custom password to secure your network settings: Setting an Administrator Password - Epson
Navigating the administrative settings of the Epson WorkForce Pro WF-C5790 Go to product viewer dialog for this item.
often requires an admin password to perform essential tasks like firmware updates, network configuration, or security adjustments.
Whether you are looking for the default credentials or need to reset a forgotten password, this guide provides the necessary steps. Finding the Default Admin Password For many modern Epson products, including the Go to product viewer dialog for this item.
, the default administrator password is not a generic word like "admin." Instead, it is unique to each device to improve out-of-the-box security.
Serial Number: The default password is typically the product's serial number, which is printed on a label located on the back or side of the printer. Once you regain access, do not leave it on the default
Password Label: If your printer has a specific "Password" label attached to the back, use the 8-digit number shown on that label.
Default Username: The default username for this model is usually left blank. How to Change the Admin Password
Once you have accessed the settings using the default credentials, it is recommended to set a custom password for better security. You can do this through two primary methods: 1. Using the Printer’s Control Panel Epsonhttps://files.support.epson.com User's Guide - WF-C5710/WF-C5790 - Epson
The default administrator password for the Epson WorkForce Pro WF-C5790 depends on when your specific unit was manufactured. Common Default Passwords Serial Number: For newer models, the default password is the serial number
of the printer. You can find this on a sticker on the back of the device or on the box. It is usually 10 characters long. For some older firmware versions, the default username is and the password is also In some cases, the password field is left blank by default. How to Find the Serial Number
If you cannot access the back of the printer, you can often find the serial number through the control panel: Navigate to General Settings System Administration Printer Status/Print Status Sheet Configuration Status Sheet ; the serial number will be listed there. Resetting the Password
If the default passwords do not work, it likely means the password was changed. To reset it: Admin Settings Reset: On the printer's LCD screen, go to General Settings System Administration Restore Default Settings All Settings
This will revert all network and custom settings to factory defaults.
The default administrator password for the Epson WorkForce Pro WF-C5790 Go to product viewer dialog for this item.
is typically the product's serial number. This is an 8-to-10-digit alphanumeric code usually found on a sticker on the back or side of the printer. Password Quick Reference Default Password: Serial Number (case-sensitive).
Older Firmware/Models: Some users report admin or access as legacy defaults, though the serial number is the current standard for this series. Web Config Username: admin or EPSONWEB. Review of the Security System
The transition to using serial numbers as default passwords is a significant security improvement over generic defaults like "1234." However, it presents a few usability hurdles:
Physical Accessibility: If the printer is installed in a tight cabinet or mounted, reading the serial number from the rear label can be frustrating without moving the entire unit. Caution: This does not work on all firmware versions
Input Friction: Entering a long, case-sensitive alphanumeric string on the printer’s small touchscreen is prone to typos compared to a standard word-based password.
Firmware Updates: Epson frequently prompts for this password during firmware updates. If you have changed the password and forgotten it, you may be locked out of critical security patches. How to Change or Reset
If you find the serial number cumbersome, you can update it via the control panel:
Navigate to Settings > General Settings > System Administration. Select Security Settings > Admin Settings > Admin Password. Choose Register or Change to set a new custom password.
If you have forgotten a custom password, you will likely need to contact Epson Support for a master reset, as there is no user-accessible "hard reset" button for the admin password on this model.
Are you having trouble accessing the web interface specifically, or are you locked out of the physical control panel?
Controlling a Networked Projector Using a Web Browser - Epson
To access the administrator settings on an Epson WorkForce Pro WF-C5790, you'll need to know the admin password. If you've forgotten it, here are some steps you can take:
A Necessary Hurdle for a Secure Office Workhorse
When setting up the Epson WorkForce Pro WF-C5790 for a business environment, one of the first and most critical touchpoints is the administrator password setup. Unlike consumer printers that often default to "admin/admin" or have no security at all, the WF-C5790 takes a firm stance on security right out of the box.
This review covers the user experience of setting, managing, and recovering the admin password on this specific model.
The Epson WF-C5790 features a secure administration mode. Once an Administrator Password is set, access to network settings, firmware updates, and system configuration is restricted. Unlike older consumer models, this printer does not have a universal backdoor password (such as "admin" or "access"). If the password is lost, the only recovery method documented by Epson is a full initialization of the printer's internal settings.