Taking the vivo mobile phone as an example, the methods of forced restart and forced shutdown are different. To force off the mobile phone, you need to press the volume increase key and the power key for ten seconds at the same time. After the mobile phone vibrates three times, release these two keys, and the mobile phone will automatically shut down.
Mobile phone, or mobile phone or wireless phone, is usually called mobile phone. Originally, it was just a communication tool. In the early days, it was also commonly known as Big Brother. It is a portable telephone terminal that can be used in a wide range. It was first developed from the battlefield mobile phone manufactured by Bell Laboratories in 1940.
In 1958, Soviet engineers listed the year, and Martin Cooper, an American Motorola engineer, invented the world's first commercial mobile phone. After the 2G era and the 3G era, it has developed to the 4G era so far, and the 5G era is also closely followed by the commercial 5G in China. Mobile phones are divided into smart phones and feature phones. Generally, the performance of smart phones is better than that of non smart phones, but the performance of non smart phones is more stable than that of smart phones. Most non smart phones and smart phones use the CPU of the British ARM architecture.