Upgrade IRBIS TZ720 8GB 3G to Android 8.1 Oreo
Download latest firmware Android 8.1 Oreo for tablet IRBIS TZ720 8GB 3G
The latest firmware android 8.1 oreo, 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 8.0.0 oreo (rip from original firmware irbis tz720 8gb 3g).
Update firmware for other IRBIS tablets.