This is often a memory issue or a conflict with display scaling (common on high-DPI laptops).
The ASDM-IDM Launcher is typically obtained directly from the ASA device itself. Cisco Adaptive Security Device Manager (ASDM) - Firewalls cisco asdm idm launcher
Instead of relying entirely on a web browser—which can be finicky with modern security standards—the launcher provides a more stable way to initiate these Java-based management tools. How to Install the Launcher This is often a memory issue or a