If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .ald3

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .ald3 file?
  • Which program can create the .ald3 file?
  • Where can you find a description of the .ald3 format?
  • What can convert .ald3 files to a different format?
  • Which MIME-type is associated with the .ald3 extension?
Adobe PageMaker 3 for Mac Document .ald3 file icon

Adobe PageMaker 3 for Mac Document

The ALD3 file is an Adobe PageMaker 3 for Mac Document. Adobe PageMaker is a decent desktop publishing software program if you want to create a simple desktop publishing publication like a newsletter or a catalog.
Category: Data files
Application: Adobe PageMaker
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
.tym Adobe Pagemaker Timestamp Data
.usp Adobe PageMaker Printer Font
.ald2 Adobe PageMaker for Mac Data
.rsl Adobe PageMaker Resource
.pmd Adobe Pagemaker 7.0 Document

Other types of files may also use the .ald3 file extension. If you have helpful information about .ald3 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

.al3 Acord AL3 Data
.al3d Alicona Imaging AL3D File
.ald Aldefaer v3 Data
.ad3 3-bit ADPCM Compressed Audio

The .ald3 filename extension is often given incorrectly!

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

ald (1), al3 (1), al3d (1), ad3 (1)

Can't open a .ald3 file?

If you want to open a .ald3 file on your computer, you just need to have the appropriate program installed. If the .ald3 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.ald3

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 from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android