Start TOOCAA L2 and open TOOCAA Studio using Google Chrome
👉 https://www.toocaastudio.com/
Click Connect Device in the top-right corner of the interface

Select TOOCAA L2 and click Confirm

Notes for connecting TOOCAA L2:
1. How to verify the TOOCAA L2 serial port: unplug and reconnect the USB cable; the newly appeared serial port in the popup is the TOOCAA L2 port.
2. Make sure you select the correct TOOCAA L2 serial port. Connecting to other device ports will prevent TOOCAA L2 from functioning properly.