Cisco Packet Tracer is tool used for network simulation and visualization program.
The two methods can be used to access and modify an existing program that is running on an IoT device in Cisco packet trace are the following:
1. Click on the device then select the Programming tab.
2. Go to the registration server and login. Then select the Editor tab.
To change<span> an existing </span>layout<span>, do one or more of the following: To add a placeholder, on the </span>Slide<span> Master tab, click Insert Placeholder, and then select a placeholder type from the list. Click a location on the </span>layout<span>, and then drag to draw the placeholder. Resize, reposition, or delete a placeholder.</span>
