ADF File Extension
ArcView ARC/INFO Coverage Data Format
What is a ADF file?
The ADF file extension is linked to ArcView ARC/INFO Coverage Data Format and belongs to the GIS Files category, which includes 247 files.
The ArcView ARC/INFO Coverage Data Format (ADF), created by Esri, is one of file format they developed, and they also built 10 programs to support them.
ADF files are compatible with various operating systems, including Windows. When working with ADF files, you can rely on 2 programs, including ArcGIS and Total GIS Converter.
How to open a ADF file?
If you can’t open a ADF file, it is usually because the necessary software is missing. To resolve the issue, select the right program from the list for your operating system. Then go to the official website of the developer, download the software, and install it.
ArcGIS and Total GIS Converter are recognized as the most popular software solutions for dealing with ADF files. If you wish to install the latest release of ArcGIS, visit the official Esri portal and download the edition that works on any operating system.
After installation, your operating system should automatically open ADF files with ArcGIS.
Make ArcGIS the default ADF viewer
Setting a default program by file type in Windows
- Right-click on your ADF file, then choose the "Open with" option and select "Choose another application" from the available options;
- Inside the popup window, scroll through the list of applications and specifically choose ArcGIS as the application to associate with your ADF file;
- Check the "Always use this app" checkbox and click "OK".
Change the default app to open files on Mac
- Right click or use Control + Left Click on the desired ADF file to access a dropdown menu of actions;
- Select "Open in application" and click "Other";
- Next, at the bottom of the window, you will see the "Enable" menu, in which "Recommended Programs" is selected by default;
- In this menu, select "All Programs", then find ArcGIS and check the box next to "Always open in the application."
How to edit a ADF file?
Editing ADF files requires installing professional software that lets you open and edit gis files. Online editors have more limitations compared to dedicated ArcView ARC/INFO Coverage Data Format programs.
Best ADF editors in 2026
Based on these criteria, we have prepared a list of available ADF editors.
| ADF Editor Software | Developer | Platforms | Overall Rating |
|---|---|---|---|
| ArcGIS | Esri | Windows | 4.3 out of 5 (43 reviews) |
Convert to and from ADF
If a ADF file is cumbersome, converting it to formats such as JPG, JPEG, PNG, TIF, TIFF or other supported types can make it easier to manage.
Converting a ADF file may not fully retain all functionality, but it is generally possible to return it to the original format.
Convert ADF to other file formats
Converting Files to ADF Format
Finding answers to ADF file problems
There are some common issues with ADF files that can be resolved easily by making minor adjustments to your software. Below, you’ll find these issues along with practical troubleshooting tips.
What are the possible solutions to recover a corrupt ADF file?
Use a data recovery program to open the damaged ADF file and from the menu choose "Repair" function to start the repair process. Then wait for the recovery process to complete, which allows you to automatically repair corrupted gis files.
What are the warning signs that my ADF file may be corrupted?
Corrupted ADF gis files may show the following signs:
- Error messages appear during the course of working with the file;
- Editing the archive in ArcGIS is accompanied by slow performance or delays;
- The file does not open or opens with errors;
- Unexplained increase in ADF file size;
- File hangs or crashes in ArcGIS or other programs;
What are the possible causes of ArcGIS crashing?
ArcGIS crashes can be caused by outdated software. Keep your Esri products up to date by installing the latest updates.
A computer restart is often the key to solving numerous common problems. That’s why, it is recommended to restart the computer before making any changes to the software settings.