There are several ways to change your iPhone’s PIN code, but one of the easiest is to manually type it in. To change the PIN on your iPhone, just follow these steps. Turn off your iPhone and tap the slider on the left to display the current PIN. Then, insert the new PIN on the … Read more
Basically, a cell phone has a small microphone and an integrated microchip that convert voice sounds into electrical signals. The signals are then packed into a radio wave, which is known as an aerial in some countries. This wave then races through the air at the speed of light, carrying the signal. If the transmitter … Read more
Smartphones are becoming indispensable in our daily lives. With the help of apps, we can access qualified doctors and receive timely medical advice. For example, Harvard prof. George Whitesides invented a paper chip that can diagnose diseases. When blood is dipped into the chip, the results are visualized on a screen. A doctor can view … Read more
How can we use our mobile phones safely? One important way is to limit the number of times you use your phone. This can be done by holding the phone up to your ear. This will fool anyone who may be looking for you. The next best thing is to text rather than talk. However, … Read more
In the early 2000s, Nokia dominated the mobile phone market. But the industry was not yet saturated, and competitors like Samsung, LG, and Sony Ericsson emerged. The number of mobile phone models increased, as did the use of colour screens and built-in cameras. The mobile internet was also becoming more common, though at a low … Read more
Trying to increase mobile phone speed may seem like an impossible task, but the truth is that the first step is to clear your device’s cache. All the tasks you do on your handset leave a trace in your phone’s memory, and clearing this cache will free up a lot of RAM and make your … Read more