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Details of the .qss file extension

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

  • What is the .qss file?
  • What program do I need to open a .qss file?
  • How can the .qss file be opened, edited or printed?
  • Where can I find the specifications for .qss?
  • Which MIME-type is associated with the .qss extension?
  • How can I convert .qss files to another format?
  • What are other, similar filename extensions to .qss?

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

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

.qss file extension details

QT Style Sheet

QT Style Sheet .qss file icon
QSS file is a QT Style Sheet. QT is a cross-platform application development framework, widely used for the development of GUI programs. QT Style Sheets are a mechanism that allows you to customize the appearance of widgets, in addition to what is already possible by subclassing QStyle. The concepts, terminology, and syntax of QT Style Sheets are heavily inspired by HTML Cascading Style Sheets (CSS) but adapted to the world of widgets.
Category: Development files
Application: QT
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QSS aliases:
QSS related links:
QSS related extensions:
Cascading Style Sheets

QT User Interface File

QT Resource Collection File

Qt Compiled Translation Source

QT Meta-Object Compiler File

QT Help Collection

QT Help Collection Project

QT Help Project

QT Compressed Help

QT Vertex Shader

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

.qss file extension error

The .qss file extension is often given incorrectly!

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

qs, sqs, qsc, qes, ss

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

QL-R-kemi Styled Source
LS QuizPro Quiz Data
KaleidaGraph Script
Operation FlashPoint Script
SQL Script Sequences
Epidata Dataform Definition
Ribbons Secondary Structure
open .qss file

Can't open a .qss 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 .qss file association, check the FAQ.

.qss file extension

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 .qss file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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