(When the Samsung S4 mobile phone was the most popular, I was finally influenced to give up my favorite IOS system and enter the Samsung Android system. Although I really felt good at the beginning, and the operation was very fast, the interface was much cooler than Apple's mobile phone, and Android mobile phone is the mainstream now, and it is also very convenient to install apps. So I was really comfortable in the past few months. This material of xbaixing/www.commonpeople. com includes the following attachments:)