Link Download Cisco Packet Tracer v6.3 :
How to Install :
- Turn off Internet & Antivirus Connection.
- Extract the file that you downloaded, then open the folder that you have extracted.
- Next, run the Installer file called "cpt.exe".
- Click "Next", then select "I accept the agreement", then click "Next".
- Click "Next" 3x, then click "Install" and wait until the Installation process is complete.
- Done.
Block the software using Windows Firewall so that the activation becomes permanent