Cell phones have to be supplied with electricity – and each of us has charged them more than often. However, it is important to observe the correct order, as Huawei notes. Should the mains plug or the mobile phone be connected first?

Charging the cell phone: First the plug, then the cell phone

Even if the battery performance of smartphones has improved significantly, especially in recent years, and mobile phones no longer have to be plugged in quite as often, that remains the case Charging continues to be an (almost) daily ritual. You can’t really go wrong here – can you? The smartphone manufacturer Huawei has taken on the topic and the right order explained. Of course, this also applies to other cell phones.

According to Huawei, we should be concerned about how the correct order when charging smartphones looks like. On the one hand, this increases the longevity of the battery and the cable used. On the other hand, so can one possible overvoltage prevented will. This is noticeable with flying sparks at the socket.

To prevent overvoltage and to save the phone’s battery, Huawei recommends first plug the charger into the socket to get stuck. Only then should the charging cable be connected to the mobile phone.

There are still some myths about smartphones and batteries that we like to clear up in the video:

After charging: first the cell phone, then the plug

There is also a correct order after the loading process is complete on. Huawei recommends removing the charging cable from the smartphone first. Only then should the charger be disconnected from the mains if necessary, so the note. So is the creation of a reverse instantaneous current prevents, which in the worst case can be noticeable with a shortened service life of the battery.