Baidu statistics entrance page “from = Timeline & Isappinstalled = 0”

Many small partners indicate that Baidu statistics have a word “from = timeline & isappinstalled = 0”, and the page that is normal access should be a website link. Why do you have these strange series of parameters?By looking through its browser, they understand that these are from WeChat, and WeChat adds a series of parameters behind the original URL.

Entrance page from a circle

Entrance page from WeChat group

Entrance page from WeChat friends sharing

Friend circle: from = Timeline & Isappinstalled = 0

WeChat group: from = groupMessage & Isappinstalled = 0

Friends Sharing: from = SingleMessage & IsappinStalled = 0

Baidu statistics entrance page comes with a string of parameters, this time it is from where it is.