The firmware for the Tecno Spark 20 Pro primarily operates on
*#*#4646#*#* → Phone Info).120Hz Refresh Rate Governor: A 120Hz screen on a budget device is a high-wire act for battery life. The exclusive firmware includes a custom "panel governor" that dynamically shifts refresh rates not just based on touch input, but on application context. When scrolling through a static webpage, it stays at 120Hz; when playing a 30fps YouTube video, the firmware command the display driver to drop to 60Hz; when the phone is idle in a pocket, it can dip to 30Hz. This "intelligent dynamic refresh rate" is coded into the display firmware, making it exclusive to this model and impossible to replicate by simply installing a third-party kernel. firmware tecno spark 20 pro exclusive
Based on user reports and changelogs, updating to the newest firmware (v8.0.0+) does the following: The firmware for the Tecno Spark 20 Pro