It looks like you’re asking for a related to an Epson driver file — possibly named something like epsonxxx.dmg (where xxx is a model number, e.g., epson645.dmg ).
"If your Mac hangs on the 'epsonxxxdmg verified' stage, it may be due to a gatekeeper security check. Try right-clicking the file and selecting Open , or go to System Settings > Privacy & Security to manually allow the installer to run." epsonxxxdmg verified