QSP File Extension

What is QSP file?

Files with .QSP extension store QSetup installer information for Windows systems. QSP (QSetup Installation Suite) files are created using QSetup Composer PRO tool included with installer creator package for EXE and MSI installers. The package allow creating dedicated software packages without specialist knowledge of the target installation environment. QSetup Installation Suite debuted in 2002 and until 2017 had been developed by Pantaray Research.

Contents of QSP files

QSP files store data necessary for creating application installers for Windows systems. QSP can be considered a installer project created and customized by QSetup Composer. QSP files can contain:

• access paths for program executables,
• access paths for external files,
• used interaction dialog windows,
• information related to necessary registry modifications, system parameters, etc.,
• application compatibility information,
• information related to created shortcuts,
• deinstaller data, application updates.

Installers created with QSetup offer many options that allow users to customize the installation for given system and according to user preferences.

QSP files as used by QSetup Installation Suite

QSP files store data necessary for creating application installers and QSetup saves to those files setting selected by the user in dialog windows. QSP files are by default associated with QSetup Composer. In order to create an installer based on QSP file users must compile one using the dedicated tool. It is also possible to create an installer from the special command line for QSP files.

Programs which support QSP file extension

Programs that can handle QSP files are as follows. Files with QSP suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 04/16/2023

How to open file with QSP extension?

There can be multiple causes why you have problems with opening QSP files on given system. What is important, all common issues related to files with QSP extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install QSetup Composer PRO

The main and most frequent cause precluding users form opening QSP files is that no program that can handle QSP files is installed on user’s system. To address this issue, go to the QSetup Composer PRO developer website, download the tool, and install it. It is that easy Above you will find a complete listing of programs that support QSP files, classified according to system platforms for which they are available. The safest method of downloading QSetup Composer PRO installed is by going to developer’s website (Pantaray Research) and downloading the software using provided links.

Step 2. Update QSetup Composer PRO to the latest version

You still cannot access QSP files although QSetup Composer PRO is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. This can be one of the causes why QSP files are not compatible with QSetup Composer PRO. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using QSetup Composer PRO.

Step 3. Associate QSetup Installation Suite files with QSetup Composer PRO

If the issue has not been solved in the previous step, you should associate QSP files with latest version of QSetup Composer PRO you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Change the default application in Windows

• Right-click the QSP file and choose Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the QSetup Composer PRO installation folder. Confirm by checking Always use this app to open QSP files box and clicking OK button.

Change the default application in Mac OS

• From the drop-down menu, accessed by clicking the file with QSP extension, select Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with QSP extension. By clicking Continue you confirm your selection.

Step 4. Verify that the QSP is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the QSP file in question. It is probable that the file is corrupted and thus cannot be accessed.

1. Verify that the QSP in question is not infected with a computer virus

If the file is infected, the malware that resides in the QSP file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the QSP file is indeed infected follow the instructions below.

2. Ensure the file with QSP extension is complete and error-free

If you obtained the problematic QSP file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with QSP extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the QSetup Installation Suite file.

4. Verify that your device fulfills the requirements to be able to open QSetup Composer PRO

If the system is under havy load, it may not be able to handle the program that you use to open files with QSP extension. In this case close the other applications.

5. Verify that your operating system and drivers are up to date

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with QSetup Installation Suite file. It is possible that one of the available system or driver updates may solve the problems with QSP files affecting older versions of given software.

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