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QLT file extension

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

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

✅ QLeTTeX Letter Data

QLeTTeX Letter Data .qlt file icon
QLT file is a QLeTTeX Letter Data. QLeTTeX is a small program to simplify writing letters using LaTeX. Includes a basic address book to store and load senders' and addressees' data. The LaTeX package 'dinbrief' is used in the generated LaTeX file.
QLT format description not yet available
Category: Document files
Application: QLeTTeX
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QLT aliases:
QLT related links:
QLT related extensions:

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

🚫 The .qlt file extension is often given incorrectly!

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

lqt, lt, qit, qkt, ql, qlf, qlr, qly, qmt, qot, qpt, qt, qtl

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Microsoft Works QKT Data
Sierra Print Artist Quotes Data
QEdit Data
QuarkXPress Project Template
SWI-Prolog Quick Load File
Liquid Audio Player Data
QuickTime Media Link
QGis Layer Definition Data
Moltemplate Data File
QuickTime Movie

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

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