Hello, everyone!
Steps
1. Configure all the wifiinformation, Basic and Advanced Info
Mainly Channel, Bandwidth, Mode,Authentication, Encryption


2. Open the Omnipeek
Click New Captureà Select Adapter à Choose a wireless network card à Check if Media is Wireless 802.11, Wildpackets API is Yes

3. Choose the channel or channel range, and you can set a filter as well
Click 802.11 to set channel, Click filter to set filter rule(optional)

4. Click Start/Stop Capture to start/stop capture wireless packet

Thanks.
