Why can the Xiaomi Electric Scooter 5 Max not be charged?

If the Xiaomi Electric Scooter 5 Max cannot be charged, please refer to the following details:
1. Adapter error: Please connect the adapter to the power but not to the scooter. Check the LED indicator on the adapter. If it turns red or does not turn on, there is an error on the adapter. The adapter needs to be replaced. Please contact the local after-sales service center;
2. Battery over-discharge: If the scooter has not been used for a long time and has not been charged, the battery will be in the condition of over-discharge. Please contact the local after-sales service center;
3. Irregular temperature: If the battery temperature is too high or too low, the temperature warning icon will be on. In this case, the scooter cannot be charged. Please charge the scooter after its battery temperature returns to the normal operating range.