If using Scan Center with a non-default value (default = “-1”) for the UCF settings de_network_fwCompatibilityLevel*, users must review the following Knowledge Base article before upgrading to this release (this is not common):
Note: Although the link is specifically for the MX822, this article is applicable to all multi-function devices (MFP’s) using Scan Center.
Note: Ensure the firmware you download is the correct one for the product you have.
Firmware updates improve your printer performance and functionality. Follow these steps to get updated.
Firmware TLS Support.