How to send SMS on BBK mobile phone watch?

BBK mobile phone watches send short messages in the same way as smart phones. Usually, you need to find the number that needs to send a text message first. Then click this. Shit, then order the back one. The red symbol indicates the option to send short messages. After clicking, you can edit messages and send them. However, compared with mainstream smart phones, for example, Mai smart phones directly indicate the interface for displaying short messages in the menu bar. After clicking, you can edit and send short messages directly or send short messages directly through micro-chat, which is more convenient and fast.