File Extension MRK

.MRK File

File extension: MRK
File type: CSI Markup File
Do you have speed issues?
First check your registry for invalid entries.


Notes about the MRK file extension:



Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.

The MRK file type is primarily associated with 'CSI Markup File'. CAD format.

Detailed information for file extension MRK:


Primary association: CSI Markup File
Identifying characters Hex: 3C 41 54 48 65 61 64 3E , ASCII: ATHead

Other applications associated with file type MRK:

  • Informative Graphics Markup (File) The identifying characters used for this association are - Hex: 5B 48 44 52 5D 0D 0A , ASCII: [HDR]
  • MissionRiskRisk-like virtual board game.
  • SleepScan and Ceegraph (Stores Technician (User) Comments) by Bio-logic Systems Corp.This file is used by the clinical diagnostic software programs SleepScan and Ceegraph to hold text comments about the EEG recording. Comments include those entered by the user, and system comments about system events like pausing, starting, and stopping. They can be modified post recording.
  • TAPCIS (Marked Messsage Commands)TAPCIS is a DOS-based access program for the CompuServe Information Service. The program dates from the 1983 timeframe where it started as an interpreted BASIC program and later became a standalone program. The program was written and supported by Howard Benner and OMNI Information Resources, Inc. as well as Support Group, Inc. of McHenry, MD. The .MRK file is a script command file created during the marking of message headers in processing a .QSN file.
  • Windows 95 User Benchmark
File Identifier - TrID
'Identifying characters' used on FILExt.com are
provided by Marco Pontello from his TrID database




Important: Invalid file associations could be the result of underlying issues within your Windows PC. It is highly recommended that you scan your PC for invalid registry entries, unused processes and other slowdown issues.

Technical data

To view technical data on file-extension MRK click this link to expand/hide the additional area.

System Info for File Extension .MRK

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: mrkFile
EXEFile: %ProgramFiles%\proeWildfire 2.0\bin\proe.exe %1

ProgramID: mrkFile
EXEFile: %ProgramFiles%\ptc\proeWildfire 3.0\bin\proe.exe

ProgramID: mrkFile
EXEFile: %ProgramFiles%\ptc\proe\bin\proe.exe

ProgramID: MapMarkerFile
EXEFile: %ProgramFiles%\AUTOAT~1\Mapa.exe -open -nolayout

ProgramID: MapMarkerFile
EXEFile: %ProgramFiles%\Cartall\Autoatlas Polski\MAPA.EXE -open -nolayout


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