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To initiate capturing, just click the green button associated with the desired port you wish to capture from.
While capturing is in progress, the button will change its color to red. To stop the capturing process, simply click the same button.
When you click "Stop Capturing," Qmanager will promptly notify you and inquire whether you truly intend to cease the capture. Proceed by clicking the ‘OK’ button. In case you accidentally click the stop button, you can easily rectify it by clicking the ‘Cancel’ button, which will ensure that the capture continues uninterrupted.
To learn how to monitor capture progress, kindly refer to the following link: Monitoring Capture Progress