As a characteristic of Apple devices, the issue can be resolved by restarting the device. After turning off the device, please restart and reconfigure it (previous information needs to be deleted and reconfigured).
When the 'Trust' popup appears for the authentication certificate, please select 'Trust'.
When using an older version of Apple OS, it may not work properly in a WiFi6 environment. We recommend that you upgrade to the latest version or at least a recent version of the OS and configure it for use.