This will install a Battery Emulator factory image onto your device, over USB, through a web browser supporting WebSerial.
Step 1: Attach your device (optionally holding down BOOT button)
Plug in your supported board to your computer using a USB cable.
Some devices require you to hold down the BOOT button during the following steps. If your device has no BOOT button, connect GND and GPIO0 together instead.
You can release BOOT once the device has started erasing/installing.
Step 2: Select an image to install
Choose a release:
Choose an image:
Step 3: Install!
Click the button below, and find your device's serial interface. Select 'Erase device' when asked.
Step 4: Configure WiFi
Your device will boot as an access point with a "battery-emulator-..." SSID.
Connect to it over Wi-Fi, the factory-default password: 123456789
Access the web interface at http://192.168.4.1/ address in your web browser
Visit the Settings page, and update the network config with your local network WiFi SSID and password
Go back to the main page and Reboot
Access it over your local WiFi network IP address
Change the default AP password to something more secure. When the AP is running with the factory-default password, it is automatically disabled after 5 minutes.