How to change car's key shell(2)

First, you need to take out your car keys. Poke the hole on the key with the mechanical key and remove the battery back cover

Gently pry open the inner edge of the key, pay attention to the spring buckle of the mechanical key, pry and block it, it will pop out, and it will be troublesome if it is lost. There is a hook at the upper edge of the key, which is used to hook the bright bar. You can see it by looking carefully. Find a suitable tool to gently pry open the removed tail. Be careful not to use too much force. It will be bad if it is broken. Pry the column with a screwdriver. Don't loosen it. Push it back from the key head, and the light bar will come out.