[Setting] CopyDir=PROGRAMFILES\Brother\Brmfl06d MenuDir=Brother [Registry] InstalledPath=SOFTWARE\Brother\Brother MFL-Pro\ACFB TempPath=SOFTWARE\Brother\TempACFB\ACFB [Model] Company=Brother OEM=0 ModelName=MFC-9840CDW DeviceID=BrotherMFC-9840CDWD90D ProductID=Vid_04f9&Pid_01CC ModelType=ACFB TwainName=MF9840C PrinterInfName32=BRPRC06A.INF PrinterInfName64=BRPRCA6A.INF ScannerInfName=brimc06a.inf PortInfName=brpol07z.inf PSInfName=BR9440_2.inf PrintType=3 MFCNumber=4 TwainDir=TWAIN_32\BrMfSc09b CCModelRegFile=CC3BrModel.ccr InfCategory=ACFB WebLinksDatName=bd9840cn.dat BSCModel=mfc154 Inbox=1 UsersGuidePath=MFC-9840CDW [Specification] USB=1 LPT=0 Prtdrv=1 PrtdrvPs=1 XPS=0 Twain=1 NetTwain=1 PcfaxTx=1 2Dial=0 PcfaxRx=1 NetPcfaxRx=1 Rsp=1 NetRsp=1 Media=0 LAN=1 WLLAN=1 UsersGuide=1 ControlCenter=1 StatusMonitor=1 InstallCheck=1 ComPort=1 Donet=0 [UserInterface] StatusMonitorSwitch=0 StatusMonitorSwitchDlg=0 SelectNetMFC=0Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.