Why the charging speed of the Redmi Pad SE 8.7 4G is slow?

For your reference, here are the reasons for the slow charging speed:
1. The standard charger power is 10W, 1-100% full takes about 3 and a half hours; It is a normal phenomenon;
2. When the temperature is high during the charging process, the device will limit the charging current and lower the device temperature. It is a conventional temperature protection and a normal phenomenon;
3. A dirty or damaged charging port can hinder the connection between the charger and the device, leading to slower charging speeds;
4. Charging from a computer USB port or a low-power adapter can be slower compared to using a standard charger.