Label com.apple.bridgeOSUpdateProxy UserName _softwareupdate ProgramArguments /System/Library/PrivateFrameworks/BridgeOSSoftwareUpdate.framework/Support/bosUpdateProxy MachServices com.apple.bridgeOSUpdateProxy POSIXSpawnType Adaptive EnablePressuredExit LaunchEvents com.apple.remoteservicediscovery.events matching AvailableService com.apple.bridgeOSUpdated