TCW260-v3.010 (Release date 2026-06-03)
   - Logger: Fixed bugs in "Download full log" and status reporting for manual upload actions.
   - TLS: Optimized send/receive performance.
   - Alarms: Fixed a bug in the setup related to the second parameter configuration.

TCW260-v3.009 (Release date 2026-04-22)
   - HTTP POST (XML/JSON): Added support for customizable HTTP headers.
   - HTTP POST (CSV): Added support for customizable HTTP headers.
   - HTTP POST (CSV): Added optional MAC address suffix for the destination URL.
   - HTTP POST (CSV): Added optional internal CSV file header (Device metadata) and EOF (End Of File) marker.
   - Security & UI: Increased maximum field lengths for passwords and remote server links (URLs).

TCW260-v3.008 (Release date 2025-10-28)
   - Fixed a bug related to the presentation of data logger values in the user interface graphs.

TCW260-v3.007 (Release date 2024-12-18)
   - SNMP: Fixed a bug related to OIDs.
   - Sensor setup tool: Added input registers support.
   - General: Optimized microcontroller cache handling.

TCW260-v3.006 (Release date 2024-11-09)
   - Increased email address length – email address fields now support up to 127 characters
   - TST300v3 support

TCW260-v3.005 (Release date 2024-10-19)
   - Added support for DynDNS with TLS.
   - DNS client max. hostname length increased from 32 to 64 symbols
   - MQTT oprimization
   - Stack optimization

TCW260-v3.004 (Release date 2024-06-19)
   - Added alarm description in SNMP trap

TCW260-v3.003 (Release date 2024-03-28)
   - framework optimization

TCW260-v3.001 (Release date 2023-11-14)
   - added HTTPS server support

TCW260-v2.007 (Release date 2023-01-13)
   - Added SMTP service

TCW260-v2.006 (Release date 2022-10-03)
   - Modbus RTU optimization

TCW260-v2.005 (Release date 2022-09-23)
   - XML/JSON optimization
   - Modbus RTU optimization
   - Modbus TCP/IP optimization
   - SNMP MIB file optimization

TCW260-v2.004 (Release date 2021-09-29)
   - HTTP API optimization

TCW260-v2.003 (Release date 2021-08-16)
   - Added MQTT support

TCW260-v2.002 (Release date 2021-05-27)
   - HTTPS Post optimization

TCW260-v2.001 (Release date 2021-04-02)
   - Added HTTPS Post support
   - Added SNMPv3 support

TCW260-v1.009 (Release date 2020-06-29)
   - Modbus RTU optimization
   - Modbus TCP optimization
   - logger optimization
   - channels optimization
   - SNMP optimization

TCW260-v1.008 (Release date 2019-09-27)
   - Added 2 new data types for Modbus RTU - signed integer and BCD (binary-coded decimal)
   - Added logger records synchronization

TCW260-v1.007 (Release date 2019-06-13)
   - HTML optimization

TCW260-v1.006 (Release date 2019-06-03)
   - JSON file optimization