Download Android KitKat 4.4.4 stock firmware for YonesToptech BT1077 tablet from here or from here. Download previous firmware from here.
Firmware details
Archive: sun8iw6p1_android_bt1077_uart0
Image: sun8iw6p1_android_bt1077_uart0.img
Archive file size: 325 MB
Platform: Allwinner A83
Build number: octopus_bt1077-eng 4.4.4 KTU84Q 20150320 test-keys
FW version: v0.1
Pixels: 1024 x 600
Style: BT1077
Company: YonesToptech
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.
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Build number: octopus_bt1077-eng 4.4.4 KTU84Q 20150320 test-keys
FW version: v0.1
Pixels: 1024 x 600
Style: BT1077
Company: YonesToptech
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.
Don’t miss any of our future video tutorials, follow us on Youtube. Like us on Facebook. Add us in your circles on Google+. Watch our photo albums on Flickr. Subscribe now to our newsletter.
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