Power on the device
Plug in a USB-C cable in the charging port located at the back or at the bottom of your device. Make sure that you are using a good USB-C cable that supports USB 3.1.
The device should turn on and display the default pulsing heart animation.
Connect to the device WiFi
Use your phone to connect to the WiFi network of the device:
Network: pixel-heart-XXXXXX
Password: heartoutofpixels
Configure WiFi settings
A login screen should pop up and display the WLED web UI. Click WiFi Settings and enter the SSID & password of your home WiFi.
If you don't see the login screen, go the following address in your browser: http://4.3.2.1/welcome
Follow the tutorial
When you open the app for the first time, you will be taken through a quick tutorial of how to use the app.