Hello dear,

I have a Chinese tablet called Mercury MTab7, Model M755D... And these are its specifications,

• Android 4.2.2 Jelly Bean, the faster version of Android

• 7" Capacitive multi-touch 800x480 Pixel (16:9)

• Dual Core, Cortex A9 1.0Ghz processor

• Supports IEEE 802.11b/g/n

• 512MB Internal Memory

• 8GB Storage + MicroSD upto 32GB

• Dual Camera 0.3MP Front 2MP Rear

CPU: Rockchip 3026

M. Board: ZM726-MB-V1.2.1

Please, I did the low level format and tried many firmwares, I didn't find the right  one that fits, would you provide me with an oma rom or a correct firmware to work again.