"Worksheet","Identify duplicate printer queues before deleting or reinstalling","Evidence status","Your configuration" "Purpose","Compare destination, driver and available features for each queue. Similar names may represent different connection routes or capabilities rather than harmless duplicates.","Proposed workflow","" "Check","Question to record","Decision","Your observation" "Destination","USB or local network target","Correct physical device","" "Driver","Generic, AirPrint or vendor route","Required features available","" "Test","Actual harmless job","Observed working path","" "Example","A hypothetical “Office printer” queue offers no duplex, while “Office printer vendor” exposes a documented duplex option. That suggests a route or driver difference worth investigating. It does not prove the physical duplex mechanism works; print the two-page verification after choosing the supported queue.","Illustrative; not a measured product result","" "Source","https://support.microsoft.com/en-us/windows/hardware/printer/fix-printer-connection-and-printing-problems-in-windows https://support.apple.com/en-euro/guide/mac-help/mh14002/27/mac/27","Official references; scope in article","" "Result","Accepted / unresolved / needs correction","Record date and configuration",""