Android has a voice assistant. Take OPPO mobile phone as an example. The voice assistant can be used as follows:

First turn on the phone, find the "Settings" item on the desktop, and click Enter.

2. After entering the settings, find the "Voice Assistant" item in the drop-down menu and click Enter.

3. After entering the voice assistant, turn on the switch of "Voice Assistant" and "Voice Wake-up".

Fourth, when we return to the mobile phone desktop, we can use the voice assistant like siri.