Scan Results Are Unsatisfactory (macOS)Cannot Print/Scan from Smartphone/TabletCannot Set Correctly (Network)Cannot Find Printer on Check Printer Settings Screen During Setup (Windows)Cannot Find Printer while Using Wi-FiPrinter Suddenly Stopped Working for Some ReasonNetwork Key (Password) UnknownForgot Administrator Password of PrinterPrinter Cannot Be Used After Replacing Wireless Router or Changed Router SettingsMessage Appears on Computer During SetupChecking Network InformationRestoring to Factory DefaultsCannot Set Correctly (Installation)Failed to MP Drivers Installation (Windows)Updating MP Drivers in Network Environment (Windows)Error or Message AppearsWhen Error OccurredMessage (Support Code) AppearsList of Support Code for ErrorError Message Appears on PictBridge (Wi-Fi) Compliant DeviceIJ Scan Utility Error Messages (Windows)IJ Scan Utility Lite Error Messages (macOS)ScanGear (Scanner Driver) Error Messages (Windows)Operation ProblemsNetwork Communication ProblemsPrinting ProblemsProblems while Printing/Scanning from Smartphone/TabletScanning Problems (Windows)Scanning Problems (macOS)Mechanical ProblemsInstallation and Download ProblemsErrors and MessagesIf You Cannot Solve a Problem193