1. Select your counter type.
2. Plug your ESP into a USB port.
3. Click Install and pick the COM port. No device found?
4. Wait while ESPGeiger 0.12.3 flashes.
5. Enter your WiFi credentials when prompted, then click Visit Device.
6. No prompt? Connect to the ESPGeiger-XXXXXX hotspot and configure WiFi there.

Note: This will erase any current firmware and settings.