OverviewLocal USB connections to a Microsoft Windows computer allow firmware updates via USButil or the USB Flash Utility. The procedures described in this article are useful if you are upgrading the printer firmware with any of the following file extensions:.fls.pjl.flb.flp.flc.flm.flf.fly.fly.flaIMPORTANT! The procedures should only be performed if Lexmark Technical Support has recommended a firmware update. Recommendations will be made by a technician should updating the printer firmware correct a printer function or a printing anomaly. You will be directed to, where a keycode will be provided to initiate the firmware download.Before you beginDo the following before updating printer or MFP firmware:. Verify your USB connection to the printer, and make sure the printer is recognized by the USB host controller.NOTE: You will see connection notifications in the notification area of your task bar, and Microsoft's Add New Hardware Wizard may appear.
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Cancel these notifications.Other Firmware Update MethodsThe file types listed above can also be sent to the printer using the following methods: MethodArticle LinkEmbedded Web Server (EWS)File Transfer Protocol (FTP)Printer File Loader (Macintosh)USB flash or thumb drive (models introduced in late 2008)Firmware Flash or Code Update Table of the Contents and GuideNOTE: Procedures may slightly vary by printer model.USB flash utilitiesTwo firmware flash utilities are available for download:. After completion, the printer should return to Ready.for an illustration.NOTE: If you have trouble transferring the file, make sure you are directly attached to the USB port (i.e., not via a hub, USB extension cables, docking stations, etc), it may be necessary to detach all other USB devices when using this utility, but most often the utility will find the USB port where your printer is located.
These directions assume the utility and the file you are trying to transfer are in the same location. Make sure that the file you are using has been uncompressed or unzipped before attempting the transfer.Still need help?Please contact Lexmark Technical Support if you need additional assistance.
NOTE: When calling for support, you will be asked for your machine/model type and serial number ( SN).Please call from near the printer in case the technician on the phone asks you to perform a task involving the printer.
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