If it isn't detected, power off the unit for 40 seconds. Upon powering back on, tap the center of the screen repeatedly until the word "detected" appears in green.

| Your current Android | Recommended action | |----------------------|--------------------| | Android 8.1 (real) | Stay or upgrade to a custom 8.1 ROM. Android 10 may break hardware. | | Android 9.0 (real) | Safe to try a top Android 10 build from 4PDA. Keep old firmware backup. | | Android 10 (real) | Yes – look for incremental updates (e.g., security patch, radio app fix). |

A legitimate, high-quality update package should include:

file on a formatted USB drive. Some units may require a specific folder structure: mnt/media_rww/udisk/update.zip Security Risk