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.
192.168.1.50).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:
11111).Caution: This does not work on all firmware versions. Epson has patched some older bypass methods.
For a brand new, out-of-box WC-5790, there is no default admin password. epson wfc5790 admin password
Here is the nuance that confuses most users:
epson or admin (depending on firmware). Often, it is just the password field that needs to be blank.However: Some late-model firmware updates from Epson introduced a default service account. If "blank" does not work, try the legacy default:
adminadmin (or password)If neither works, the printer either has a pre-set password from a previous owner, or the password was set during initial network setup.
Changing settings on your printer, especially those related to network and administration, can affect how your printer interacts with your network and devices. Always make sure you understand what you're changing before you make the change.
The default administrator password for the Epson WorkForce Pro WF-C5790 Go to product viewer dialog for this item. is the product's Serial Number. Locating the Default Password
Where to find it: The serial number is located on a sticker attached to the product.
Common locations: Look on the back, bottom, or on the side inside the cover.
Format: It is typically a 10-character alphanumeric string. If there is a separate label marked "Password," use the 8-digit number shown on that label instead. Accessing Admin Settings On the Control Panel: Press the Home button. The default administrator password for the Epson WorkForce
Navigate to Settings > General Settings > System Administration > Security Settings > Admin Settings. Via Web Config: Open a web browser and enter the printer's IP address. The User Name is usually left blank or set to admin. Enter the Serial Number as the password. How to Reset a Forgotten Password
If the default password has been changed and lost, you can attempt a "User Special Mode" reset: Turn the printer off.
Press and hold the # button and the Power button simultaneously until the User Special Mode menu appears.
Use the keypad (buttons 3 and 6) to select Password Initialization.
Press the Color button to select it, then the Stop button to confirm.
Press Power to complete the process and restart the printer.
For further details, you can consult the official Epson WF-C5790 Support Page or download the full User's Guide.
While there isn't a single famous academic "paper" on this specific printer model, the most useful document for this issue is the Official Epson Technical Service Guide. Method 1: Embedded Web Server (EWS) – Recommended
Below is a summary of the technical documentation regarding the Epson WorkForce Pro WF-C5790 admin password, structured as a technical brief.
Q: Is the admin password the same as the Wi-Fi password? No. The admin password controls device settings. The Wi-Fi password connects your computer to the network. They are completely different.
Q: Can Epson customer service retrieve my admin password? No. For security, Epson does not store your custom password. Their only solution is a factory reset.
Q: What about a "Master Password" or backdoor?
There is no official master password. Any website offering a "universal Epson admin password" (e.g., epson, admin, password) is guessing. The only universal truth is that a full reset wipes the lock.
Q: My screen says "Password Required" but I never set one. A third-party integration (like PaperCut or Epson Print Admin) likely pushed a policy enabling the password remotely. Contact your print management provider.
There’s no secret magic password like epson or administrator for the WFC5790. But with the button-press factory reset above, you can bypass the admin lock in under two minutes.
Have you successfully reset your WFC5790? Let us know which method worked in the comments below.
Disclaimer: These resets are intended for devices you own or are authorized to administer. Do not use this information to bypass security on printers you do not own.
This guide covers the default credentials, why they exist, how to reset a forgotten password, and critical security notes for network administrators.
Subject: Recovery and Reset of the Administrator Password Model: Epson WorkForce Pro WF-C5790 Document Classification: Troubleshooting / Security Configuration