Select Execute on the screen and press Start again.
Turn the main power switch off, wait 10 seconds, and turn it back on. The admin password will revert to 5000 .
Under the dropdown menu, select or Device Security . Locate the Administrator account settings. Enter the current password ( 5000 ).
Try leaving the password field completely empty. Use this combination: kyocera m3550idn default password
If the default username and password combinations are rejected, it means a previous IT administrator or service technician changed the factory settings. If you do not have record of this modified password, you must reset the device's network or system settings. 1. The Maintenance Mode Reset (Service Menu)
If this is a personal or used printer and you cannot recover the password, you must perform a full factory reset. This will erase ALL stored data, including address books, network settings, and fax numbers.
It is highly recommended to change the default password ( Admin / Admin ) immediately after your first successful login to secure your device against unauthorized access, particularly in network environments. Select Execute on the screen and press Start again
⚠️ This resets all network and admin settings .
This guide provides the official default passwords, step-by-step login instructions, troubleshooting tips, and essential security practices. What is the Kyocera M3550idn Default Password?
: Kyocera's official product documentation lists Admin as the default administrator login. Under the dropdown menu, select or Device Security
After you've logged in using the default credentials, the very first action you must take is to change them. Leaving the default password unchanged is a significant security risk, exposing your network to unauthorized access for several reasons:
Enter default credentials.