A daily updated filename extension database!

QY3 file extension

The table below provides useful information about the .qy3 file extension. It answers questions such as:

  • What is the .qy3 file?
  • What program do I need to open a .qy3 file?
  • How can the .qy3 file be opened, edited or printed?
  • How can I convert .qy3 files to another format?

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

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

✅ Cognos Transformer Temporary Data

QY1 file is a Cognos Transformer Temporary Data. Cognos is a world leader in Business Intelligence solutions that improve and direct corporate performance.
QY1 format description not yet available
Category: Data files
Application: Cognos
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QY1 aliases:
qy2, qy3
QY1 related links:
QY1 related extensions:
Cognos Model File

Cognos Cube File

Cognos Local Authentication Cache

Cognos Framework Manager Project

IBM Cognos Data

IBM Cognos Local Authentication Export

Cognos Exported Binary Model Data

Cognos Exported Model Data

Other types of files may also use the .qy3 file extension.

🚫 The .qy3 file extension is often given incorrectly!

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

q3, qu3

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Star Trek: Starfleet Command 3 Data
QuoVadis Database

🔴 Can't open a .qy3 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 .qy3 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 .qy3 file extension, write to us!

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