DLG file: How can I open a .DLG file?
The table below provides useful information about the .dlg file extension. It answers questions such as:
- What is the .dlg file?
- What program do I need to open a .dlg file?
- How can the .dlg file be opened, edited or printed?
- How can I convert .dlg files to another format?
We hope you find this page helpful and a valuable resource.
✅ Visual C++ Dialog

The DLG file is a Visual C++ Dialog. These files contain the common dialog templates.
✅ Bioware Aurora Dialog Data

The DLG file is a Bioware Aurora Dialog Data. A Conversation is a branching set of predefined text strings ("lines") that a player and one or more NPCs can say to each other, along with the conditions that govern which lines are said and which are not, which are available to say and which are not, and the actions that accompany each line as it is said.
✅ Digital Line Graph Data

The DLG file is a Digital Line Graph Data. A Digital Line Graph (DLG) is a cartographic map feature represented in digital vector form that is distributed by the U.S. Geological Survey (USGS).
✅ CRiSP Harvest Print Configuration Data

The DLG file is a CRiSP Harvest Print Configuration Data. CRiSP Harvest Model is a user-friendly computer model that simulates the harvest of 30 chinook salmon stocks by 25 fisheries over an extended time horizon.
✅ Crysis Dialogue Data

The DLG file is a Crysis Dialogue Data. Crysis is a first-person shooter video game developed by Crytek.
✅ MicroSim PCBoard NC Drill Descriptive Data

The DLG file is a MicroSim PCBoard NC Drill Descriptive Data. MicroSim PCBoard is a printed circuit board (PCB) layout tool.
✅ ArcView Graph Data

The DLG file is an ArcView Graph Data. ArcView is full-featured GIS software for visualizing, analyzing, creating, and managing data with a geographic component.
✅ Infinity Engine Dialogs Data

The DLG file is an Infinity Engine Dialogs Data. Infinity Engine is a game engine which allows the creation of isometric role-playing video games.
✅ Microsoft Windows Dialog Resource Script

The DLG file is a Microsoft Windows Dialog Resource Script. Microsoft Windows is a group of Operating Systems manufactured by Microsoft.
✅ RadASM Dialog Data

The DLG file is a RadASM Dialog Data. RadASM is a generic integrated development environment (IDE) for assembly language development.
⚠ Be careful with .dlg files.
It's important to know that the .dlg file extension can be used by various programs, not just the ones you expect. This includes potentially harmful software or malware that might create .dlg files. Be cautious when dealing with .dlg files from unknown sources.
🚫 The .dlg file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .dlg file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Select an app to open this .dlg file
It means that the operating system does not have a default app associated with the .dlg file type. To resolve this issue and open the file, you can take the following steps:
- Right-click on the .dlg file. A context menu will appear.
- From the context menu, select Open with. Windows will display a list of recommended apps.
- If the desired app is listed, select it from the provided options.
- If you cannot find the appropriate app, you may need to install software that supports the specific file type.
If you don't know how to change the default app for the .dlg file, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. The extension of a file serves as a hint to the operating system and various software programs about the type of data contained within the file. When you alter a file's extension, you essentially modify how software applications interpret and handle that file. Every file has a specific format, also known as its file type or file format. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .dlg file extension, write to us.