If the Eve Light Strip was already added to the Eve App, delete it from the Eve App.
Disconnect the Eve Light Strip from the power supply and wait 1 minute.
Restart your iOS device completely.
Disable and reactivate Wi-Fi under "Settings -> Wi-Fi" on the iOS device (note: use "Settings", not iOS Control Center).
Connect the Eve Light Strip to the power supply and wait 3 minutes.
Carry out a complete reset of the Eve Light Strip:
The reset button is located on the side in a small hole of the controller. Press the reset button with a paper clip or similar object for at least 10 seconds until the LEDs flash twice. Eve Light Strip is now reset.