Firmware Downloads

Latest Version

Version	Release Date	MD5	Download
50 (Latest)	2026-10-13	4a7797ea5edb791b2defb9857ceb4d52	Download

See Firmware update instructions for the ways to update the firmware.

Changelog

Version 50

2026-10-13 Download

• New Feature: Added quick start local UI (instead of full UI available for VPN client).
• Improvement: Automatic firmware update in case the device was powered off during update hours for more than 2 weeks.
• Bugfix: Fixed occasional automatic update not triggering at the configured day hour.
• Bugfix: Fixed occasional VPN and Ethernet lags at GSM errors.

Version 49

2026-09-07

• New Feature: Added API for cloud authorization by pressing the button or entering the displayed code.
• Improvement: Improved compatibility with memory cards of several manufacturers.
• Bugfix: Fixed occasional crashes at GSM high loads.
• Bugfix: Fixed occasional crashes at memory card removal without unmounting.

Version 48

2026-07-17

• New Feature: Device cloud registration PIN code is available at the Cloud page of WebUI.
• Improvement: Improved random generator entropy.

Version 47

2026-06-30

• New Feature: Secure cloud server connection using WireGuard with dynamic IP.
• Improvement: DHCP behavior options for better support of extremely short server leases.
• Improvement: Robust firmware update download.
• Improvement: Debug system logging.
• Improvement: File download speed from MC251 to user device.

Version 46

2026-04-02

• New Feature: Monitoring and logging parameters taskfile generation.
• New Feature: Getting an index out of task filename.
• Improvement: Display saving configurable via WebUI.
• Improvement: Modbus parameters logging settings configurable via WebUI.
• Improvement: Files list sorting.
• Bugfix: Taskfile memory parameters without Modbus mapping.
• Bugfix: Taskfile commands with 2 operands compilation.

Version 45

2025-10-31

• New Feature: Initial demo release.