There is a slightly issue in wio lite w600 wiki documentation:
Correct step 5:
Step 5. Modify the code with your own AP and Station. In the following picture, Wio Lite W600 work as a station to join the AP marked B and the the Wio Lite W600 will create the A AP for other devieces. You should change both AP name and password.
// board will create (AP) wifi network with these setting
String AP_SSID = “Seeedstudio”; // SSIDof the AP that wio lite w600 board will create
String AP_PSWD = “1234567890”; // password of the AP that wio lite w600 board will create
// board will try to connect with any (AP) wifi network with these settings
String SSID = “STU-EE”; // replace this with you local WiFi SSID
String PSWD = “stu-ee-2022”; // replace this with you local WiFi password