Frequently Asked Question
RK25 Android 7 Upgrade Android 9 fail
最後更新 1 days ago
1. Upgrade Log not generated
For the log not generated issue, please copy the upgrade package folder to for example, D disk, so the log will be generated.
2. Not able to enter Fastboot mode
For checking fastboot driver, please follow below steps instead :
Press 3 buttons at the same time, and the device will enter fastboot mode.
3 buttons : Power button, Volume down, yellow scan key (same volume button side)
Fastboot screen
Connect RK25 to your PC with USB cable.
3. Update Fastboot driver
For fastboot driver update, please refer to below video :