Problem with wifi on EC25-Aux

IoT Modules LTE Standard Module
1

I am trying to use the wifi function of my EC25-Aux modem, but when do I execute the AT+QWIFI command? The modem responds with ERROR. How can i solve this problem?
I am using the UMTS&LTE EVB evaluation kit and FC20 Wi-Fi module

2

hi，
Can you check AT+QWIFI=?

3

hi.
This command returns Error

4

[2023-12-19_10:27:16:616]ATI

[2023-12-19_10:27:16:617]Quectel
[2023-12-19_10:27:16:617]EC25
[2023-12-19_10:27:16:617]Revision: EC25AUXGAR08A02M1G

[2023-12-19_10:27:16:617]OK
[2023-12-19_10:27:23:043]AT+QWIFI=?

[2023-12-19_10:27:23:043]ERROR