When sending CW from the Packet window typing Ctrl+F4 etc. to send a CW message is not normally a problem. However when you're trying to tune your rig and rotate your beam in the heat of a DX pileup it can be awkward. During these hectic moments use CW Pileup Mode to make sending CW messages from the Packet Window a bit simpler. Use F11 or choose CW/CW Pileup Mode to enable or disable CW pileup mode. When CW Pileup Mode is set sending CW is more like the using the CW Keyboard window:
Note: You can also exit Pileup mode by clicking on "Pileup" in the status bar at the bottom of the Packet Window.