Even though Cisco has moved on to newer Firepower models , the ASA 5505 remains a staple in home labs and small offices. The ASDM-IDM Launcher is the bridge that makes complex security—VPNs, NAT rules, and ACLs—accessible to those who prefer a mouse over a command line.
Open your web browser (Internet Explorer or an older version of Firefox often works best for this step). cisco asa 5505 asdm-idm launcher download