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UEF file extension

The table below provides useful information about the .uef file extension. It answers questions such as:

  • What is the .uef file?
  • What program do I need to open a .uef file?
  • How can the .uef file be opened, edited or printed?
  • How can I convert .uef files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

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

✅ Unified Emulator Format

UEF file is an Unified Emulator Format. Unified Emulator Format (UEF) is a container format for the compressed storage of audio tapes, ROMs, floppy discs and machine state snapshots for the 8-bit range of computers manufactured by Acorn Computers.
Category: Data files
Application: ElectrEm
Mime-type: application/octet-stream
Magic number: 0x55, 0x45, 0x46
Magic string: UEF
Sample: -
UEF aliases:
UEF related links:
UEF related extensions:

Other types of files may also use the .uef file extension.

🚫 The .uef file extension is often given incorrectly!

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

ef, euf, hef, ief, jef, kef, udf, ue, uec, uf, uff, urf, usf, uwf, yef

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

BrainVoyager QX User Defined File Format
Unidrv Font Format Data
Scream Universal File Format Data
Windows NT Uniqueness Database File
UltraEdit Saved Settings
Diploma Exam File
Nintendo 64 Song
Janome Embroidery Data
Private Character Editor Font
UltraTracker Wave File

🔴 Can't open a .uef 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .uef file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .uef file extension, write to us!

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