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>> ADF file

ADF file format description

Many people share .adf files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .adf file can be edited, converted or printed with. On this page, we try to provide assistance for handling .adf files.

2 filename extension(s) found in our database.

.adf - Amiga Disk Image

ADF file is a Commodore Amiga Disk Image. ADF is a file format used by Amiga computers and emulators to store images of disks.

.adf file format description:
ADF format
Disk Image files
- / -
Amiga Disk Image related links:
Amiga Disk Image related extensions:
Compressed Amiga Disk Image
WinUAE HDD Image
WinUAE Compressed HDD Image
WinUAE Input Recorder Data
WinUAE Configuration
WinUAE Saved State

.adf - Act! Database File

ADF file is an ACT! Database File. ACT! by Sage is a customer relationship management (CRM) software application which is used to keep track of client and prospect details in a single database that can be shared by multiple users.

.adf file format description:
ADF format description not yet available
Data files
- / -
Act! Database File related links:
Act! Database File related extensions:
Act! Database Index
Act! Template
Act! Database Log
Act! Company Layout
Act! Data File
Act! Blob Data

Naturally, other applications may also use the .adf file extension. Even harmful programs can create .adf files. Be especially cautious with .adf files coming from an unknown source!

Can't open a .adf 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:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .adf file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

awf, acf, asf, aff, af, adv, adr, xdf, ade, df, adc, axf, ad, avf, arf

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Adobe Photoshop Custom Filter
Albatross Design Group 3D Scene
ARM RealView Compiler Object
Active Desktop Calendar Dataset
BART Animated File Format
Quicken Data

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If you have useful information about the .adf file format, then write to us!