When an Epson .dmg file isn’t working, the problem is almost always one of three things: , a corrupt download , or missing macOS permissions . By following the structured troubleshooting steps above—starting with re-downloading from the official site, resetting the printing system, and checking privacy settings—you can resolve 95% of issues.
: If you see a "permission" error, you may need to go to System Settings > Privacy & Security and allow the application to run [9, 21]. 2. Common Fixes for Installation Failures epsonxxxdmg work