Maybe when people usually charge their mobile phones, they don't care which one is connected first. They usually think about which one is connected first, and they have not found anything unusual. Regarding this issue, we must first understand a concept "surge". Surge is a situation where the voltage exceeds the normal voltage in an instant. And when we connect the plug of the data cable to the socket, this kind of surge will occur, so if we connect the mobile phone first, then the plug will generate a surge.
And this surge is harmful to mobile phones. It may be difficult for us to find the effect of this damage in a short period of time. This is because there are two types of damage to mobile phones. The damage to mobile phones is cumulative, and this direct The manifestation of sex is that it may shorten the service life of the mobile phone. Therefore, the correct access method is to connect the plug first and then plug in the mobile phone. However, there are many anti-surge plugs on the market that can effectively avoid the harm caused by the surge to the mobile phone.
In short, no matter whether your mobile phone charger has the function of anti-surge, it is not wrong to connect the plug first and then the mobile phone. This is just a habit of our ordinary mobile phone use. In addition, after the mobile phone is charged, it is best to unplug the mobile phone first and then the plug, which can reduce the harm caused by charging to the mobile phone!
