My MacBook Air shows a red dot and off in the network pane and I can’t turn it on, what might be the reason?

Hello, OscarSithole.

Thanks for reaching out to Apple Support Communities. We see you're having an issue connecting your Mac to the internet, and we'd like to help. From here, let's have you try the steps If your Mac doesn't connect to the internet over Wi-Fi

Also, boot your Mac up in safe mode, and let us know if this happens there: Start up your Mac in safe mode

Let us know if this helps.

Take care.