The TCL ONETOUCH 4043 is a simple mobile phone designed mainly for basic functions such as calling and texting. Here are some details:

- WiFi and hotspot: this model does not support WiFi and has no hotspot function.
- Operating system: It runs on a proprietary operating system specifically designed for basic mobile phones.
- Appstore and WhatsApp: There is no appstore and the phone does not support apps like WhatsApp.