900 Window width The width of the main application window. 600 Window height The height of the main application window. false Window maximized Whether the main application window is maximized. ['~/Applications', '~/Downloads'] Scan directories Directories to scan for AppImage files. 'grid' Library view mode The library view mode: grid or list. 'default' Color scheme Application color scheme: default (follow system), force-light, or force-dark. true Auto scan on startup Whether to automatically scan for AppImages when the application starts. 'overview' Last detail view tab The last selected tab in the detail view (overview, system, security, storage). false Auto check updates Automatically check for AppImage updates periodically. false Auto integrate Automatically integrate newly discovered AppImages into the desktop menu. false Auto backup before update Create a config backup before applying an update. 30 Backup retention days Number of days to keep config backups before auto-cleanup. true Confirm before delete Show a confirmation dialog before deleting AppImages or backups. 'ask' Update cleanup mode What to do with old versions after update: ask, keep, or delete. false Auto security scan Automatically scan AppImages for security vulnerabilities during scan. false Security notifications Send desktop notifications when new CVEs are found. 'high' Security notification threshold Minimum CVE severity for desktop notifications: critical, high, medium, or low.