series is the internal software that controls the printer's hardware, performance, and security. Updating it ensures compatibility with modern operating systems and addresses known vulnerabilities like the and SWEET32 security risks. Current Firmware Status

: Addresses vulnerabilities such as CVE-2016-2108 (ASN.1 implementation errors) and CVE-2016-2183 (3DES TLS/SSL vulnerabilities).

The most recent major firmware revision for the P3015 series is (Date Code: 20170106). After successfully upgrading to the latest versions, the version number on the configuration page typically displays as 925.2119A . Key Improvements and Fixes

: Fixes issues where specific fonts failed to print correctly after previous upgrades.