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U12 file extension

The table below provides useful information about the .u12 file extension. It answers questions such as:

  • What is the .u12 file?
  • What program do I need to open a .u12 file?
  • How can the .u12 file be opened, edited or printed?
  • How can I convert .u12 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

✅ UFile 2012 Tax Return Data

U12 file is a UFile 2012 Tax Return Data. UFile is a Canadian-owned and operated tax software supplier offering both online and desktop tax filing solutions for Canadian tax payers.
U12 format description not yet available
Category: Data files
Application: UFile 2012
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
U12 aliases:
U12 related links:
U12 related extensions:
UFile 2011 Tax Return Data

UFile 2008 Tax Return Data

UFile 2010 Tax Return Data

Other types of files may also use the .u12 file extension.

🚫 The .u12 file extension is often given incorrectly!

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

h12, k12, u2

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

At Home Canada 2012 Tax Return Data
IBM Rational Tau U2 Model
DataFlex Index

🔴 Can't open a .u12 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 .u12 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 .u12 file extension, write to us!

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