T.vst29.03 Firmware Upgrade 2021 Jun 2026

The update notes were unusually sparse. Where other vendors published verbose changelogs—security patches, bug fixes, "improved Bluetooth stability"—T.vst's advisory was a single paragraph of clinical language:

Disclaimer: Flashing the wrong firmware can brick the board. Double-check your screen’s parameters (resolution, voltage, connector type) before proceeding. T.vst29.03 Firmware Upgrade

USB / SD card

The indicator light (LED) should start flashing (often red and green), indicating the upgrade is in progress. The update notes were unusually sparse