Opening CSQ Files

The CSQ file type is primarily associated with FLIR Tools.

CSQ	File extension: CSQ
	File type:	Thermal image file

What is a CSQ file?

CSQ files mostly belong to FLIR Tools. FLIR thermal image file: CSQ files are most often used by FLIR Tools to store data from thermal imaging devices. They hold temperature measurements, sensor readings, and other metadata recorded by an infrared camera.
Other uses include:

Database query file: These files can define data queries in applications from Codesoft and NiceLabel.

Malware configuration file: In some cases, a CSQ file is used for configuration settings in malware such as njRAT and is isolated by security software.

FilExt.com tip: For the thermal imaging variant, more details are available at the FLIR website. Use the designated software for each type to open and view the data correctly.

How to open CSQ files

You need a suitable software like FLIR Tools to open a CSQ file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your CSQ file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a CSQ file directly in the browser:. Just drag the file onto this browser window and drop it.

Online CSQ Text Viewer

Choose your .csq file to analyze

or drag and drop it here

Online File Viewer

✈

Read our privacy guarantee in Filext’s terms and privacy policy

Please allow ads on our site

This helps us keep our servers running. Then re-upload your file to view it.

Click here to see how to disable the ad blocker for filext.com

CSQ file format details:

If you know the file format, you can also find out how to open or edit the file. A file format is determined by the file extension and signature, so JPEG images have the extension .jpg and the first bytes in the file are ÿØÿ. However, different programs can use the same file extension. Furthermore, a file extension can be renamed incorrectly and double-clicking on it will then display an error when it is opened. If there are problems opening a file, you must first determine the file format used. Below is our analysis of the CSQ files:

CSQ is not that commonly used as a file extension. This file type predominantly uses a uniform format. The two most popular formats are as follows:

• 75% of all CSQ files use the same file format, which have the signature FFF. They consist of illegible, cryptic characters. CSQ files can be up to 3 GB in size, but are often around 3 MB - 220 MB. The file type was developed 20 years ago and is still in use today. Files like these are about flir.
• 9% of all CSQ files use the popular config file format. A configuration file is used by computer software to store settings. It consists of a text-based content with a structure and syntax comprising key–value pairs for properties, and sections that organize the properties. These files are plain text, which means they can be viewed with any text editor such as Windows Editor, Nano for Linux, and TextEdit for macOS. CSQ files can be up to 600 bytes in size, but are often around 200 bytes - 500 bytes. The keywords DataSource, [DATA SOURCE], [SQL], Query, SELECT, DatabaseType=1, FROM, [OPTIONS], ErrorOnly, Extended=0 and [TABLE NAME] are typical for these files. An example of a file name is IDENTITY.CSQ. Files like these have the following tags: query.

All other CSQ files (16%) have no consistent format, the following 3 formats can be found: CSQ. These files sometimes refer to quaran. You can get all the details of your CSQ file by dragging it onto this page or by clicking the button "Choose your .csq file to analyze" above.