: Always check your current system information in settings before attempting an update to ensure you have the correct file for your specific screen size and button configuration.
Firmware is the low‑level software that controls hardware behavior. For the ZXDZ 01 — a cost‑optimized ARM Cortex‑M0+ based module — firmware determines sensor reading accuracy, communication reliability, and power consumption. The “latest firmware” refers to the most recent manufacturer‑approved binary released after regression testing. Zxdz 01 Latest Firmware