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Settings Files

Settings files store settings for the operating system and applications. These files are not meant to be opened by the user, but are modified by the corresponding application when the program preferences are changed. Settings files may also be called preference files or configuraton files.

Common settings file extensions include .INI, .CFG, and .PRF.

File Extension File Type Popularity
.INIWindows Initialization File
.CFGConfiguration File
.PRFOutlook Profile File
.ZAPZero Administration Package File
.INFSetup Information File
.MSTWindows Installer Setup Transform File
.PLISTMac OS X Property List File
.RDFResource Description Framework File
.PRXWindows Media Profile File
.CSFAdobe Color Settings File
.PSFPhotoshop Proof Settings File
.ICCICC Profile
.RDPRemote Desktop Configuration File
.PROPERTIESJava Properties File
.ICACitrix ICA File
.VMXVMware Configuration File
.CONFUnix Configuration File
.DBBSkype User Information File
.STYLESketchUp Style
.THMXOffice 2007 Theme File
.THEMEPACKWindows 7 Theme Pack
.WFCWindows Wireless Network Settings File
.STBAutoCAD Plot Style Table File
.CTBAutoCAD Color-Based Plot Style File
.STEDreamweaver Site Settings File
.ACROBATSECURITYSETTINGSAdobe Acrobat Security Settings File
.APPLICATIONClickOnce Deployment Manifest File
.APPREF-MSMicrosoft Application Reference File
.C2RWindows Media Center Click-To-Record File
.CVAHP Systems Software Manager Information File
.OBIOutlook RSS Subscription File
.UTZUIQ Theme Package
.HMEWindows Mobile Theme File
.CLGWindows Catalog File
.GMWGlobal Mapper Workspace File
.XTODVDConvertXtoDVD Project File
.RMSKINRainmeter Skin File
.NGRRGuitar Rig Preset
.FETCHMIRRORFetch Mirror Document
.DCPAdobe DNG Camera Profile
.QRCQt Resource Collection File
.ASEAdobe Swatch Exchange File
.IDPPAdobe InDesign Preflight Profile
.PS1XMLWindows PowerShell Display Configuration File
.MMPSymbian Project Specification File
.WCXRemoteApp and Desktop Connections Configuration File
.MYCOLORSStardock MyColors Theme File
.VMCWindows Virtual Machine Configuration File
.AUXLaTeX Auxiliary File
.VBOXOracle VM VirtualBox Settings File
.OSDXSearch Connector Description File
.INSInternet Settings File
.CNFMySQL Configuration File
.L4DCinema 4D Layout File
.KYSAdobe Photoshop Keyboard Shortcuts File
.GIDWindows Help Global Index File
.LOOKSpeedGrade Look File
.MASKSpeedGrade Color Mask File
.REGRegistration Information File
.XLBExcel Toolbars File
.FXPFX Preset File
.OPSOffice Profile Settings File
.IKMPIK Multimedia Preset FIle
.PDPPalo Alto Software Plan Component File
.LH3DLive Home 3D Project
.CDTCorelDRAW Image Template
.WMZCompressed Windows Media Player Skin
.WMSWindows Media Skin
.SETSettings File
.ATNPhotoshop Actions File
.ASLPhotoshop Style
.MTFMotorola Theme File
.DSWVisual C++ 6 Workspace File
.ISSInstallShield Silent Response File
.ARSAfter Effects Render Settings File
.EQPMathType Preferences
.EQLMathType Settings
.RDWReal-DRAW Project File
.PSPPhotoshop Preferences File
.CPDXAdobe Captivate Storyboard Project
.BITPIMBitPim Configuration File
.DOKDesktopOK Icons Layout File
.MGKImageMagick Configuration File
.DBGVisual FoxPro Debugger Configuration File
.FMTFoxPro Format File
.TSKPocket PC Skin
.SFOCuteFTP Search File
.VMXCubase Mixer Settings File
.AMSAdobe Monitor Setup File
.SOLFlash Local Shared Object File
.INIGravis UltraSound Bank Setup File
.MSMWindows Installer Merge Module
.RDOXerox Rawster Document Object File
.DS_STOREMac OS X Folder Settings File
.BCMXBusiness Contact Manager Customization
.MLKMasterCook Look File
.LOPMasterCook Layout File
.AHLeMule Metadata File
.PRFDirector Preferences File
.A7PAuthorware 7 Project
.DEFTJuice Grinder Defaults File
.NVCNikon Vignette Correction File
.CFGCitrix Server Connection File
.VMTMVMware Team Data File
.SLSoftware License File
.FCCForms Credential Collector File
.ICMImage Color Matching Profile
.PROFIMAILProfiMail Settings File
.TVTEMPLATEmimoLive Template
.INISymbian OS Configuration File
.JWSJava Workspace Settings File
.SRSOutlook Send/Receive Settings File
.PVSParallels Desktop Configuration File
.COSTYLECapture One Style File
.DRMCubase Drum Map File
.DOWNLOADHOSTMSN Download Settings File
.MAILHOSTMSN Mailhost Settings File
.M2SMaxthon 2 Browser Skin File
.SKIMotorola Phone Skin File
.AHSAdobe Halftone Screen File
.MSKNMediaMonkey Skin File
.HIDSony Ericsson Remote Settings File
.PMCPerformance Monitor Counter File
.SW2Softwrap License File
.BGIBgInfo Configuration File
.PIPOffice Personalized Settings File
.ASTAdobe Color Separations Table
.TDFTitle Definition Format File
.OPTOptions File
.EQFWinamp Equalizer Preset File
.A2MTS-AudioToMIDI Settings File
.CHLWinFast PVR2 Channel List
.THEMicrosoft Plus! Theme File
.NDCPersonal Communications Settings File
.CLRCryptLoad Router Information File
.IHWIN-HEH Timeline Workspace
.PTFPSP Theme File
.RPKRadLight Media Player Skin
.TSZTrillian Skin File
.BLTAIM Buddy List
.ICDInstallable Client Driver File
.TSMTwinCAT System Manager Configuration File
.NWVDragon NaturallySpeaking User Archive
.MSNHost Blocking File
.GWSGeoMedia GeoWorkspace File
.XTREMEWinstep Xtreme Theme Pack
.RTSRoyal TS Remote Connection File
.AOMAfter Effects Output Module
.EXPORTEDUIMicrosoft Office Exported UI Customization File
.GROWLTICKETGrowl Notification File
.BLOBValve Steam Archive
.SSSWindowBlinds Substyle File
.UISWindowBlinds User Interface Specification
.SLTMozilla User Profile Folder
.DOLPHINVIEWDolphin Folder View Settings File
.DIRECTORYKDE Folder View Properties File
.EUMEnterprise User Monitor Configuration File
.VNCVNC Configuration File
.SIFWindows Setup Information File
.OVPNOpenVPN Configuration File
.QFNokia Maps Version File
.XPADDERCONTROLLERXpadder Controller Profile
.ATZAston Compiled Theme
.SKZSuperKaramba Theme
.CUIAutodesk Custom Workspace File
.AIPAdvanced Installer Project
.AVSAVS Preset File
.PIEGlovePIE Controller Script
.FWTFacetWin Configuration File
.NDQuickBooks Network Data File
.COMPFusion Composition File
.CMATEControllerMate File
.RPS3ds Max Render Preset Settings
.BCPBlackMagic Custom Palette
.SYNW-PROJSynWrite Project
.POLICYJava Policy Implementation File
.WMEWindows Media Encoder Session File
.DSFDramatica Pro Project
.PROPDESCProperty Description
.FTPFlashFXP XML File
.TWCTTWin Configuration File
.CSKINCD Art Display Skin File
.EFTXOffice 2007 Theme Effect File
.COPRESETCapture One Preset File
.ALXBlackBerry Application Loader XML File
.VCOMPSV-Comp Setup File
.OEMOEM Setup File
.USERPROFILENorton AntiVirus User Profile File
.VCPREFNorton Antivirus Preferences File
.TRXPASSOLO Translation List File
.BAUApache OpenOffice AutoText File
.CAMPWCS Color Appearance Model Profile File
.IIPInstall Creator Pro Project File
.SKNSymbian OS Skin File
.EHIHTTP Injector Config File
.LCCCapture One Lens Cast Correction File
.DDFDiamond Directive File
.GRDPhotoshop Gradient File
.ISSInno Setup Script
.EXE4JExe4j Configuration File
.MCLWindows Media Center Link File
.SBVYouTube Captions File
.QTPQuickTime Preferences File
.MOFManaged Object Format File
.SPFSlingplayer Favorites File
.QSSQt Style Sheet
.P2MPhotoWorks Appearance File
.LVFLogitech Video Effects File
.LVALogitech Video Effects Avatar File
.PMPAutoCAD Plot Model Parameter File
.PC3AutoCAD Plotter Configuration File
.CPXOracle ADF Binding Context File
.PMJPegasus Mail Configuration File
.GXTGrand Theft Auto Text File
.GINGEMS Engine Control Unit File
.AITAdobe Illustrator Template
.BKSNTBackup Settings File
.RLLMicrosoft Resource Library
.FDLaTeX Font Definition File
.FTEdgecam Feature Template
.NJINero Job Information File
.XCUOpenOffice.org Configuration File
.RFQRoboForm SearchCard File
.SQDConfiguration Settings File
.ICSTInCopy Document Preset File
.ITTIconTweaker Theme File
.ASEFAdobe Swatch Exchange File
.WCZChameleon Clock Wallpaper File
.PKGSymbian Package File
.SETTINGCONTENT-MSWindows Settings File
.OFFICEUIMicrosoft Office UI Customization File
.ACVPhotoshop Curves File
.QATMicrosoft Office Quick Access Toolbar File
.ODCOffice Data Connection File
.UDCXUniversal Data Connection File
.ASPAdobe Color Separation Setup File
.MNUAutoCAD Interface Layout File
.MNSAutoCAD Interface Settings File
.CUIXAutoCAD Custom User Interface File
.FCFirstClass Settings File
.VSTPRESETVST Preset File
.DVTCOLORTHEMEXcode Color Theme File
.PJSTestComplete Project Suite File
.MDSTestComplete Project File
.WCValve Hammer Configuration File
.PRO5TEMPLATEProPresenter 5 Template
.PDADJPhotoDirector Preset File
.CWYChordWizard Style
.SETTINGSVisual Studio Settings File
.RULESETVisual Studio Code Analysis Rule Set File
.RCTVisual Studio Resource Template
.CPSCaptivate Styles File
.CPTMCaptivate Theme File
.PROPSVisual Studio Project Property File
.VSPROPSVisual Studio Project Property File
.VSSETTINGSVisual Studio Settings File
.SKINASP.NET Skin File
.OSSMicrosoft Outlook Saved Search File
.BS7Windows 7 Boot Updater Skin
.ACBAdobe Photoshop Color Book File
.BTSEARCHBitTorrent Search Engine File
.S2MLStarCraft 2 Map Localization File
.NSXAppStudio Project
.NPSNatron Node Presets File
.TVCTurbo View & Convert Batch Presets File
.DTSCONFIGSSIS Package Configuration File
.PCTLKaspersky Parental Control Settings File
.ONETOC2Microsoft OneNote Table of Contents File
.RPROJR Project
.NCFGArcGIS Explorer Configuration File
.CHXAutoCAD Standards Check File
.DSDAutoCAD Drawing Set Description File
.ATCAutoCAD Tool Catalog File
.STDPROMT Translator Document
.FLWFusion Flow File
.PGPAutoCAD Program Parameters File
.XTPAutoCAD Exported Tool Palettes File
.DCLAutoCAD Dialog Definition File
.FMPAutoCAD Font Map File
.XMSMusic Studio Project
.ACOAdobe Photoshop Color Swatch File
.ACTAdobe Color Table File
.FVPFile Viewer Plus Batch Presets File
.AHUAdobe Photoshop HSL File
.ALVAdobe Photoshop Levels File
.WIFWeaving Interchange Format File
.PRSource Insight Project
.DARDVD Architect Project
.IPYNBJupyter Notebook
.AXTAdobe Photoshop Extract File
.BLWAdobe Photoshop Black and White Presets File
.DR5Dramatica Story Expert Project
.OMSHP Printer Substrate Presets Package File
.IRSAdobe Save For Web Settings
.GPSGOM Player Skin File
.NVPNVivo for Windows Project
.EWPRJUltiboard Layout Project
.EMMMindMaple Map
.VLTVLC Media Player Skin File
.SCPRESETSSnap Converter Presets File
.DCSTAdobe InDesign Document Presets File
.FLSTAdobe InDesign Flattener Presets File
.COSCapture One Settings File
.AIAAdobe Illustrator Action File
.JDFAdobe Acrobat Job Definition File
.PSC1Windows PowerShell Console File
.FTHFileMaker Theme File
.ASWACDSee Slideshow Wizard File
.CONFGeneric Configuration File
.IPCCiPhone Carrier Bundle
.ICURSORFXiCursor Effect File
.ARGAutoCAD Profile
.FFXAfter Effects Preset File
.LRTEMPLATEAdobe Photoshop Lightroom Template
.VMCXVirtual Machine Shell Information File
.HTHyperTerminal Session File
.BRGProjectWise User Settings File
.KDSKD Player Skin File
.PRFPSETPremiere Pro Effect Preset File
.PXBPixelmator Brush File
.CPGESRI Code Page File
.A2THEMEAston 2 Theme File
.RADCitrix Rapid Application Delivery File
.PROFILECitrix Application Profile
.AVSAvid Project Preferences File
.VIMRCVim Runtime Configuration File
.VIMVim Settings File
.DUCKCyberduck Bookmark
.SGTSPSS Chart Template
.TPFSPSS Text Wizard Document
.CSAPLANSPSS Analysis Plan File
.XUIXbox 360 User Interface File
.XURXbox 360 Binary User Interface File
.SPFXSqueeze Presets File
.CMPWindows Connection Manager Profile
.SMTSamsung Theme File
.PRMParameter File
.PIOPro Tools I/O Settings File
.UCTUC Browser Theme File
.TSITraktor Settings File
.RCFSonicWALL VPN Configuration File
.VMXFVMware Team Member File
.XVMVMware Console Configuration File
.MXSKINMaxthon Skin File
.CEXSolidWorks Enterprise PDM Vault Export File
.PREFPreferences File
.ATHAlienware AlienFX Theme File
.ZONOmniPage Zone Template File
.SEDIExpress Self Extraction Directive File
.ENSEndNote Style File
.ENZEndNote Connection File
.VPSVirtual CD Copy Template
.VQCVirtual CD Quick Copy File
.ADPPAdobe Device Profile Package
.GTKRCGTK+ Theme File
.KEYKeyboard Definition File
.ISPIIS Internet Service Provider Settings
.BCPBatch Compiler Preset File
.CNFTelnet Configuration File
.PHAOL Phone Home Settings File
.VUEFoxPro 2.x View Settings
.VPHVirtualPhotographer Custom Settings
.JKMJAWS Key Map File
.SZWinamp Classic Skin Download
.ABSTurboZIP Auto Compress Script
.CWFCorelDRAW Workspace File
.MSFMiranda IM Skin File
.PENPaint Shop Pro Pen Preset File
.ZONCollection Building Custom Zone File
.EXPSonicWALL Preference File
.CTBODYFITTINGCrazyTalk Animator Actor Fitting File
.FNCFrogans Player Network Certificate
.CGRQuest3D Channel Group File
.PRSBatch & Print Pro Printer Settings File
.ARPAdvanced RAR Password Recovery Setup
.SDLTPLSDL Trados Studio Project Template
.JSFProject64 Joystick File
.OCEOpen Catalog Extension Connection File
.BXXBS Contact Parameter File
.ASWSAvast! Skin File
.ASWCSAvast! Compressed Skin File
.IAFOutlook Internet Account File
.SKINInstallShield Skin File
.THEMEGTK Theme Index File
.GTPGNOME Theme Package File
.DINFODivX Temporary Video Info File
.DICPROOFMicrosoft Dictionary Proofing File
.MATERIALRigs of Rods Texture Reference File
.JOYCryENGINE Facial Editor Joystick File
.MSTCorel Presentations Master Template File
.SNXPISnoop Workspace File
.IITInstall Creator Project File
.XSTWebSphere Query Template
.ZPIPDF Converter Index File
.XPLLcdStudio Playlist File
.TYPEIT4METypeIt4Me Clippings File
.NPFXNorton Internet Security Firewall Settings File
.GPSGenePix Settings File
.BOOTInstallShield Boot File
.XDRXML-Data Reduced File
.PHBPhtotoBase Album File
.IXdtSearch Index File
.T3DTicTacTi Advertisement Definition File
.LFOAlchemy Low Frequency Oscillator Presets File
.FATZinf Theme File
.MPDCONFMusic Player Daemon File
.RNXRealPlayer Settings File
.INMSAdobe InDesign Menu Set File
.LNSTAdobe InDesign Line Presets File
.PRSTAdobe InDesign Printer Presets File
.SEQUAdobe Acrobat Sequence File
.FMODAdobe Illustrator Flattening Module
.WORKSPACEAdobe Bridge Workspace File
.CLRVue Color Maps File
.ENVVue Environment File
.FLTVue Filters File
.WPSTranslator's Workbench Project File
.CSTCanvas Custom Set File
.CFGMAME Configuration File
.FTHFoobar2000 Theme File
.XLBOpenOffice.org Module Information File
.THEMEComodo Theme File
.BCSBatch Compiler Specification File
.SCACFGSuperCard Application Configuration File
.SCPCFGSuperCard Project Configuration File
.ELMOffice Theme File
.PERFMONCFGPerformance Monitor Configuration File
.RESMONCFGResource Monitor Configuration File
.PSYThe Psychedelic Screen Saver Settings File
.MCWMonitor Calibration Wizard File
.ASKAbleton Live Skin File
.WZCONFIGWinZip Configuration File
.VMPLVMware Policy File
.DXPDexpot Profile File
.KBD3ds Max Keyboard Shortcuts File
.ACWWindows Accessibility Wizard File
.AIUAdvanced Installer Updates Configuration File
.WLVSWindows Movie Maker Video Settings File
.PMLPyre Properties File
.TTSToolBook Translation System File
.LXSOPTLiquid XML Studio Project Options File
.ACBAutoCAD Color Book File
.TMTHEMETextMate Theme File
.QVTQlikView Theme File
.QVPPQlikView Extension Properties Page File
.PXGPixelmator Gradient File
.GVIMRCGVim Runtime Configuration File
.ALLJava RMI Policy File
.AVEAvid User File
.DXLSDashXL Skin Set File
.CFGLightWave Configuration File
.IKFINTUS Keyboard File
.STORYISTTHEMEStoryist Application Theme File
.AWCAVActiveWorlds Custom Avatar File
.PAPERSPainter Paper Texture File
.MXSPainter Color Mixer Pad File
.MSWPainter Color Mixer Swatches File
.PALPainter Custom Palettes File
.CYBERDUCKPROFILECyberduck Connection Profile
.CYBERDUCKLICENSECyberduck Donation Key
.SPJSPSS Production Job File
.STTSPSS Table Template
.TLOSPSS TableLooks File
.CSPLANSPSS Sampling Plan File
.SKNAvant Browser Skin File
.STARTUPINFOE-Prime 2.0 Startup Info File
.CFGCelestia Configuration File
.LYTXcalibur Layout File
.VBX6SETTINGSVirusBarrier X6 Settings File
.KSFKMPlayer Skin File
.UPFMicroStation User Preferences File
.CPRAdobe Captivate Preferences File
.TPARKThemePark Project File
.NKPKontakt Presets File
.FRAMESxScope Frames File
.CPFCab Provisioning Format File
.OBTOpenbox Theme File
.FTPQUOTAFtpquota File
.GCSXMicrosoft Office SmartArt Color File
.GQSXMicrosoft Office SmartArt Styles File
.FBTABBYY FineReader Document Options File
.MMDCMediaMonkey Device Configuration File
.SSL2Sunlight ScanLibrary 2 File
.SSLSunlight ScanLibrary File
.RASKINPLACERaskin Place Layout File
.WORKBibble Work Queue File
.SCHStrater Scheme File
.EXAMPLEExample Configuration File
.VEGASWINDOWLAYOUTMAGIX Vegas Window Layout File
.BINBlackBerry IT Policy File
.PRFQuarkXPress Preferences File
.ZPFForm•Z Preferences File
.DSXDAZ Studio XML File
.LRSMCOLPhotoshop Lightroom Smart Collection Settings File
.RWSTYLERapidWeaver Style File
.TERMINALTerminal Settings File
.DUNDial Up Network File
.OTZOpenLP Theme File
.HDTPhotoshop HDR Toning Preset File
.USFEVGA Precision X Skin File

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