My device is 24-inc M!, 2021, MacOs: ventura 13.6.1. Do I need the security protection say, by purchasing Malwarebites. In order to access to download, it says Mac v4. I don't know what v4 means.Meantime, I can not access their site. help me.
I didn't put derscriptive title. Detail was above,
iMac 24″, macOS 13.6