Upgrade eSTAR GRAND HD Quad Core 8GB [MID1128R] to Android 7.1.2 Nougat
Download latest firmware Android 7.1.2 Nougat for tablet eSTAR GRAND HD Quad Core 8GB [MID1128R]
The latest firmware android 7.1.2 nougat, starting upgrade from a PC with Windows 10/8.1/8/7/XP (this is a custom firmware for this tablet, you install it as is).
The driver of the USB and software to update the firmware of the tablet (run the .exe file for help on upgrading and starting the update).
Root firmware android 6.0.1 marshmallow (rip from original firmware estar grand hd quad core 8gb [mid1128r]).
Update firmware for other eSTAR tablets.