it is not showing your own cml, it is PC4. you can see device id on thop left corner of window, PC4. and cml shows Packet tracer PC Command line 1.0 which is PT cml not your Windows cml
you can click on a device to see tabs and options, then click on a tab to go there. Command line is in the Desktop tab of PC. Find icons of PC1 and PC4, click on each to bring tab window.
Go to Cisco Net Academy site to learn about PT; they have basic to advanced class with instructions and videos on PT.
https://www.netacad.com/courses/packet-tracer
Regards, ML
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