![]() Did this article help you? If so, please tell me in a comment what do you think about it.ĭon’t miss any of our future video tutorials, follow us on Youtube. Before attempting to update the firmware, back up your data. ![]() The firmware update process is done entirely at your own risk. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. Download Android KitKat 4.4.2 Stock Firmware from here.įW version: v3.1 / TU-7981BSV3.1_20150326īuild number: astar_chiphd-eng 5.0 LRX21V 20150326 test-keysĬaution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. So i connected the Tablet to my PC (Windows 7 圆4 installed) with the USB-Cable they delivered with the Tablet itself. This firmware is for Trimeo 7” tablet with Allwinner A33 CPUĭownload Android Lollipop 5.0 firmware for Trimeo 7” tablet from here or from here. I want to do a Full Backup because the Manufacture can't or won't deliver the Original ROM/Firmware (same with ADB/MTP Drivers) so i would be on the safe site if something goes wrong.
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