# Release Notes

Firmware v2.1.0 for TWave T8

### Added

- **Cepstrum Analysis:** advanced analysis tool for gear box diagnostics.
- New **annotations tools** to add, manage, and share comments directly on widgets.
- New **configuration interface** for saving, loading, importing, and exporting configurations.
- Added support for secure data transfer via **SFTP** using **SSH** encryption.
- **Cross-Channel Phase Parameter:** enables inter-channel phase measurement.
- New **waveform integration** functionality with automatic high-pass filtering.
- **Draggable information panels**.
- Additional simultaneous **tooltips**.
- Persistent **timeline selection memory** across sessions.
- **Synchronized timeline widgets:** trends time range selection can be shared across all widgets in the same dashboard.
- **Spectrum overlay** support.
- Added visual indicators to verify configuration status and detect changes.

### Fixed

- Improved phase measurement accuracy during transient events.
- USB backup services can now be disabled when no USB device is connected.
- Redesigned machine records table with improved layout and conditional controls.
- Device name now shown in browser tab titles for better session context.
- Prevented capture freezing when OPC nodes or Modbus registers become unavailable.
- Improved synchronization and automatic cleanup of relay outputs.
- Restored mirror expiration functionality for better resource management.
- Fixed incorrect behavior when creating Phase Diagram Widgets with a virtual tachometer.
- Removed “Set as speed” button for spectrums captured in Order Tracking mode.
- Tachometer-related errors are now shown in Dashboard alarms when a required tachometer signal is missing or invalid.
- Phase Diagram Widget: now disabled when a virtual tachometer is used.
- Clearer configuration error reporting.