Suddenly Battery Goes Zero Everything Stops Slightly Warm Cpu Area Xiaomi Mi Pad

Chosen Solution

Changes normally everything works great but suddenly tab stops responding and then in seconds battery goes to zero,,

@gg322 this “then in seconds battery goes to zero,,” sounds like a battery that is failing. Replace the battery and re-evaluate. It is okay, even expected, that the CPU warms up (not heat) slightly. That would not be a problem. Xiaomi Mi Pad Battery Replacement - iFixit Repair Guide