The password is displayed in the form of two-dimensional code, which is convenient to share between mobile phones. I use a 360 mobile phone, after the WiFi connection is good, click on the WiFi details will not prompt password, but there will be a two-dimensional code sharing WiFi, screenshot, scan with wechat or browser, the two-dimensional code text information will be displayed, such as WIFI:T:wpa; P:66666666; S:TP-LINK_666; P: The next one is the password