Restoring 5 GHz Wi-Fi on an LG C5 by changing its webOS region

The guide shows how to enable 5 GHz Wi-Fi on an LG C5 TV by changing its webOS region setting via LG Developer Mode, using PowerShell, curl, SSH and the upstream lg-geolock-bypass script. It details the required steps—activating Developer Mode, retrieving the TV’s SSH key, copying and executing a change_region.sh script, and verifying the new region—while warning that region changes can affect tuners, apps, and warranty.