Firmware Version 1.4.2 (Build No. 1.4.2_20260309)

Release|2026-03-12

Caution

• If you are using a device with firmware version v1.4.0, you must upgrade to v1.4.1 before use.
  As important security and stability improvements are included, using the latest version after the upgrade is mandatory.

• After upgrading the firmware to v1.4.0, it is not able to downgrade to an earlier version of the firmware.

• For more information, check the serial number of the device and contact the Suprema.

New Features and Improvements

1. Provided standard firmware for non-EU regions

   • Disabled the Master Admin and Admin 2-step Authentication features

   • Reduced the minimum length for PIN enrollment to 4 digits

Bug Fixes

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1. Card format and write failure after changing the Primary Key of an issued MIFARE SL1 card. Affects version: 1.4.1

2. After enrolling credentials for the Master Admin to the slave device in BioStar 2, the enrolled information is not displayed when re-entering the device details page. Affects version: 1.4.1