.DMP

.DMP File Extension

Learn what a .dmp file is, what it is used for, which programs can open it, and how to convert or troubleshoot this file format.

Data File Extension Guide 229 Searches
.DMP
Memory Dump File

Quick Facts

Basic information about this file format

Extension
.DMP
File Type
Memory Dump File
Category
Data
Best first step
Use compatible software

Quick Summary

A practical overview of the .dmp file format

A DMP file, short for Memory Dump file, is a snapshot of a computer's memory at a specific point in time. These files are typically created when a program crashes or the operating system encounters a critical error, often resulting in the infamous "Blue Screen of Death" (BSOD) on Windows systems. T…

File extension .DMP
File type Memory Dump File
Category Data
Recommended action Open with a trusted compatible app

How to open a .dmp file

Start with a trusted app that supports this format

  • Check the file extension carefully and confirm that the file name really ends with .dmp.
  • Use software that supports this file type. If one app does not work, try another compatible program for the same platform.
  • Update the application if the file was created by a newer version of the software.
  • Scan files from unknown sources before opening them, especially documents, archives, scripts, installers, and executable files.

What is a .dmp file?

File extension details and usage information

A DMP file, short for Memory Dump file, is a snapshot of a computer's memory at a specific point in time. These files are typically created when a program crashes or the operating system encounters a critical error, often resulting in the infamous "Blue Screen of Death" (BSOD) on Windows systems. The purpose of a memory dump is to provide developers and system administrators with valuable information about the state of the system at the time of the failure. This information can be analyzed to diagnose the cause of the crash, identify faulty code, and ultimately prevent future occurrences. DMP files contain a wealth of data, including the contents of RAM, processor registers, loaded modules, and the call stack of the running processes. Analyzing these files requires specialized debugging tools and a deep understanding of system architecture and programming. The size of a DMP file can vary significantly depending on the type of dump configured (e.g., small memory dump, kernel memory dump, complete memory dump).

Software Compatibility

Programs that may open or work with .dmp files

Windows

Compatible applications

WinDbg (Debugging Tools for Windows) Compatible
Visual Studio Debugger Compatible
BlueScreenView Compatible
WhoCrashed Compatible

macOS

Compatible applications

No native support, requires virtualization or dual-boot with Windows Compatible
Some analysis possible with cross-platform debugging tools running in a virtualized environment Compatible

Linux

Compatible applications

GDB (GNU Debugger) Compatible
Crash Compatible
No native support, requires virtualization or dual-boot with Windows for full analysis Compatible

Mobile

Mobile applications

Not applicable, DMP files are typically analyzed on desktop operating systems. Compatible

Can .dmp files be converted?

Options for saving or exporting this file to another format

In many cases, a .dmp file can be converted by opening it in compatible software and using an option such as Save As, Export, or Convert. The available output formats depend on the file type and the application used.

  • Use the original software that created the file when possible.
  • Check whether the application supports exporting to common formats.
  • Be careful with online converters when working with private, business, or sensitive files.
  • If conversion fails, the file may be corrupted, incomplete, encrypted, or not actually a .dmp file.

Why can't I open a .dmp file?

Common reasons this file type may not open correctly

Wrong software

The file may require a specific program that supports the .dmp format.

Incorrect extension

The file extension may have been renamed manually, even though the actual file format is different.

Corrupted file

The file may be incomplete, damaged during download, or transferred incorrectly.

Outdated app

Your software may need to be updated before it can open newer versions of this file format.

Frequently Asked Questions

Common questions about .dmp files

To open a .dmp file, use software that supports this file format.

  • WinDbg (Debugging Tools for Windows)
  • Visual Studio Debugger
  • BlueScreenView
  • WhoCrashed
  • No native support, requires virtualization or dual-boot with Windows

Open the file in compatible software and look for options such as Save As, Export, or Convert. If no export option is available, the file may require a specialized converter or the original application that created it.

  1. Verify that the file extension is correct.
  2. Install or update compatible software.
  3. Try another application that supports this format.
  4. Check whether the file is corrupted, incomplete, or encrypted.

A file extension alone does not guarantee whether a file is safe or unsafe. Only open files from trusted sources, scan unknown files before opening them, and be especially careful with executable, script, archive, and document files.

File safety tips

Use caution with unknown files

Only open files from trusted sources. Before opening a .dmp file, scan it with antivirus software, verify that the file extension is expected, and avoid running unknown executable, installer, macro-enabled document, or script files.