lenovo k4 note a7010a48 strage problem
 

i am flashing this model with the firmware and also resetting device from setting but phone is not erasing its data completely. nothing is happening. i have already flashed this phone with the firmware which i have without any issues but this time phone is same and the flash file is same but nothing happening. one thing more i want to mention that in the upgrade tool is flashing phone successfully. please help me to flash it.

Please post flashing screenshot
Try format all+download

@harry21deo

That usually happens, when eMMC (Flash memory) goes into read-only state.

Of course, it cant be solved via software, because is a first sign of dying eMMC chip,
which needs to be physically replaced by new one.

b.r.
Alex