The disadvantage is that once the operation is improper, the mobile phone will become a brick. If you use it correctly, it won't break, and the probability of breaking is very small. Can crack the core unsigned Android software, just like beautifying mobile QQ, you can't change your signature, and you can't surf the Internet after changing it.

The advantage is that you have the mobile phone, and you can delete the software that comes with any system.

Android is a free and open source operating system based on Linux, which is mainly used for mobile devices, such as smart phones and tablets. It was led and developed by Google and open handset alliance. At present, there is no unified Chinese name. Many people in Chinese mainland use "Android" or "An Zhi".

Android operating system was originally developed by andy rubin, which mainly supports mobile phones. In August 2005, it was acquired and funded by Google. From June 2007 to October 2007, Google and 84 hardware manufacturers, software developers and telecom operators set up open handset alliance to develop and improve the Android system.

Then Google released the source code of Android under the authorization of Apache open source license. The first Android smartphone was released in June 2008. Android has gradually expanded to tablet computers and other fields, such as televisions, digital cameras and game consoles.

2065438+In March 2007, Android surpassed Microsoft Windows in global network traffic and equipment, and officially became the largest operating system in the world. On August 20 17, Android O was released.