Download Android KitKat 4.4.2 stock firmware for Ippo or Eken Q8H tablet from here or here. Download previous firmware from here.
Firmware details
Archive: HP_A23_599x_4.4_Q8h_800x480_auto_sp0a19_sp0a19_20150401
Image: HP_A23_599x_4.4_Q8h_800x480_auto_sp0a19_sp0a19_20150401.img
Archive size: 261 MB
Support: Allwinner A23 quad core
FW version: 4.4v2.0
Style: Q8H
Company: Allwinner
Pixels: 800 x 480
Build number: polaris_p1-eng 4.4.2 KVT49L 20150402 test-keys
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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