Hotel USB charging suddenly burned out.

There may be many reasons why the hotel USB charging suddenly burns out. Here are some possible factors:

1. charger problem: the charger may be faulty or damaged, resulting in abnormality during charging. You can check whether the charger is connected properly, or try to use other charging equipment to eliminate the problem.

2. Electrical socket problem: If the electrical socket of the hotel is faulty or damaged, it may cause USB charging to burn out. You can ask the hotel staff to check. If the damage is caused by the hotel, you can ask the hotel for compensation.

3.USB interface problem: it may be that the USB interface of the mobile phone or notebook computer is faulty, which leads to problems when charging. You can try to change other USB ports or use other charging devices to solve the problem.

4. Voltage problem: The voltage provided by the hotel may be unstable or does not meet the rated voltage of USB devices, resulting in problems when charging. You can try to use other charging equipment or contact the hotel staff to ask if you can provide the appropriate voltage.

No matter what causes the hotel USB charging to burn out, we should take corresponding measures to investigate and deal with it in time to avoid unnecessary losses and security risks.