Installing OpenWrt onto a TP-Link TL-MR3020 router via a serial port from macOS
This is a tutorial for using macOS to install OpenWrt on a TP-Link TL-MR3020 router via a serial port from the CLI. Target audience This tutorial is targeted toward individuals possessing basic to intermediate Linux expertise, and who own a TL-MR3020 which is either bricked (i.e., firmware does not load), or to which they do not possess the administrative credentials required to login and flash the firmware from the web interface....