Like many interesting stories, this one starts on AliExpress, where [Easton] spied some low-cost WiFi repeaters ... [Easton] ended up bricking the repeater while trying to install an OpenWRT ...
One solution is a WiFi repeater. You can buy one, of course. But you can also make one out of an ESP8266 and some code from GitHub. There is also a video about the project, below. [Martin Ger’s ...