What is the QSS file?
The QSS file extension can be associated with several types of files. Most often, however, a file with such an extension is associated with the Qt Style Sheet format. QSS files are supported by Linux, Mac OS, Windows operating systems. The QSS file is one of the Settings Files files, just like 1305 of the other files found in our file information database. The creator of Qt Style Sheet is Nokia.
A program that can open the QSS file is e.g. Nokia Qt Creator.
Programs, that can open .QSS files
How to open a .QSS file?
If you have problems opening the file QSS, then in most cases the problem is only the lack of the proper application installed. Select one of the programs from the list and install it on your device. The operating system should automatically associate the QSS file format with the installed program. If not, right click on your QSS file and select from the menu "Open with" . Then select the installed program and confirm the operation. Now all QSS files should automatically open with the selected program.