Welcome to read my article. This article is created to provide effective ways for users to uninstall FastStone Image Viewer from computer. If you don’t want to waste your time and prefer to look for an easier and faster way to uninstall the program, you can download Perfect Uninstaller and run it to completely uninstall the unwanted program in just a few minutes. Of course, if you have enough time and would like to uninstall the program step by step, please read on.

Basic Information of FastStone Image Viewer


Developed by FastStone Soft, FastStone Image Viewer is a fast, stable, user-friendly image browser, converter and editor that supports all major graphic formats including (BMP, JPEG, JPEG 2000, animated GIF, PNG, PCX, PSD, EPS, TIFF, WMF, ICO and TGA) and popular digital camera RAW formats (CRW, CR2, NEF, PEF, RAF, MRW, ORF, SRF, ARW, SR2, RW2 and DNG). In addition, it has a nice array of features that include image viewing, management, comparison, red-eye removal, emailing, resizing, cropping, and color adjustments. Other excellent features include a high quality magnifier and a musical slideshow with 150+ transitional effects, as well as lossless JPEG transitions, drop shadow effects, image annotation, scanner support, histogram and much more.

source-iconSource from www.faststone.org (Official website)

Usually, the default installation directory of the program is C:\Program Files\FastStone Image Viewer. The default uninstaller of the program is “C:\Program Files\FastStone Image Viewer\unins000.exe”. The free software is downloaded thousands of times and well received by users.

However, things are not always perfect. It seems that it is not smooth when uninstalling the program from computer according to users’ responses. Many users encounter all kinds of problems when uninstalling the app. They said that they can’t uninstall the target program from Control Panel. Most of them ask for help in some forums and Q&A sites and hope that experts can help them solve the problems. For certain programs you can’t uninstall normally, the reasons are usually as follows:

FastStone Image Viewer is corrupted or damaged.

The program is installed improperly or incompletely.

The configuration information of the program has been damaged or deleted.

The registry entries of the program have been corrupted.

Your PC has been infected malware or virus.

Many users think that it is easy to uninstall unwanted program from Windows. In fact it isn’t. As we all know, the most common way to uninstall unneeded applications is via Windows Add or Remove Programs. Whether it means that you have completely removed the program as well as all of its components? Then why many users complain that their computers run slower than before? Many users don’t know that the residual files and registry entries left by the unwanted program will occupy disk space and overweight the Registry. To make sure a program complete removal, you should clean all its remnants. Only in this way can you ensure your PC works normally.

If you don’t want to use FastStone Image Viewer and want to uninstall it from your machine, please follow the detailed steps to uninstall the image browser step by step. For non-professionals, it is highly recommended using Automatic Uninstall Tool, which is easier, safer and faster than the manual uninstall steps.

download-iconDownload Automatic Uninstall Tool Now!

conclusion-iconOf course, if you want to challenge the complicated and time-consuming steps (Manual), follow our guide to step by step uninstall FastStone Image Viewer.

Uninstall FastStone Image Viewer via Windows Add or Remove Programs

For Windows 7/Vista user

  • Click on Start menu and then select Control Panel.


  • Click Uninstall a program under Programs category.


  • Find FastStone Image Viewer from the currently installed programs, then click Uninstall to remove it.


  • When a message box pops up as shown below, click Uninstall button.


  • Click OK button when a dialog box pops up.



For Windows XP user

  • Click Start menu and choose Control Panel.


  • Click Add or Remove Programs.


  • In the list of installed programs, find out the target program and then click Remove button to uninstall it.


  • Then follow the on-screen instruction to finish the program uninstallation.


For Windows 8/10 user

  • Move your cursor to the left bottom of your screen, when Start menu shows up, right-click it, then select Control Panel from the list. (For Windows 8) Right-click Start menu and then choose Control Panel. (For Windows 10)


  • Click Uninstall a program under Programs category.


  • Look for FastStone Image Viewer from the currently installed programs and then click Uninstall to remove it.


  • Click Uninstall button.


  • When the message box appears, click OK button.


Warm tip: If you can’t find FastStone Image Viewer in the list of installed programs receive error message when uninstalling it, or the Uninstaller is corrupted, don’t worry, a professional uninstall tool can help you forcibly uninstall any stubborn or hidden programs without leaving any traces.


Uninstalling a program doesn’t mean that you have completely removed it from your computer. When you successfully install FastStone Image Viewer on computer, in fact the program has created a lot of files and folders in your system. To fully remove it, you have to clean all its associated files and folders including (hidden files, folders, and drives).

1) Show hidden files and folders.

For Windows 7/Vista user

  • Click Start menu and then select Control Panel.
  • Click Appearance and Personalization.
  • Click Folder Options.
  • In the opened window, click View tab, then tick Show hidden files, folders, and drives, uncheck Hide protected operating system files (Recommended).



For Windows XP user

  • Click Start menu and then select Control Panel.
  • Click Appearance and Themes.
  • Click Folder Options.
  • In the opened window, click View tab, then tick Show hidden files, folders, and drives, uncheck Hide protected operating system files (Recommended).



For Window 8/10 user

  • For Windows 8 user, move your cursor to the left bottom of your screen, when Start menu shows up, right-click it, then select Control Panel. For Windows 10 user, right-click Start menu, then select Control Panel from the list.
  • Click Appearance and Personalization.
  • For Windows 8 user, click Folder Options. For Windows 10 user, click File Explorer Options.
  • In the opened window, click View tab, then tick Show hidden files, folders, and drives, uncheck Hide protected operating system files (Recommended).


After showing all hidden files, folders, and drives, go to My Computer, delete all the files and folders related to FastStone Image Viewer.

*C:\Program Files\FastStone Image Viewer

*C:\Program Data\ FastStone Image Viewer

*C:\Document and Settings\All Users\ FastStone Image Viewer

*C:\Documents and Settings\All Users\Application Data\Faststone Image Viewer

2) Delete FastStone Image Viewer remnants in Windows Registry.

To tell you the truth, this step is quite difficult and complicated. But to completely remove all the components of FastStone Image Viewer, you have to perform the last step. Be careful!

  • Simultaneously pres Windows + R key on the keyboard.


  • When a dialog box pops up, type regedit into the box and click OK button to open Registry Editor.


  • In the opened window, click Edit menu and then choose Find option from the list.


  • Type FastStone Image Viewer into the box and then click Find Next button.


  • Find and delete the following registry entries.

HKEY_CLASSES_ROOT\Directory\shell\Browse with FastStone\command







  • To thoroughly clean all the entries, you need to repeat the above steps again and again. Moreover, you have to make sure that you can identify all the relevant folders and delete them one by one.

Note: This step is never recommended to inexperienced computer users or computer novices. Windows Registry stores many important system files and settings. Any important system files are deleted wrongly, it is possible to break down the whole system. For non-professional users, it is very risky to manually remove all the relevant entries in Registry. If you don’t have sufficient computer skills, using an Automatic Uninstall Tool is the best way to clean all the registry entries safely and completely.



Here, I would like to introduce an excellent uninstall tool – Perfect Uninstaller to you. The automatic uninstall tool provides an easier, faster, safer way for you to completely uninstall any unwanted programs that standard Windows Add or Remove Programs can’t remove. Perfect Uninstaller not only helps you uninstall FastStone Image Viewer, but also automatically scan and find out all its associated registry keys & files and fully clean all of them to free up memory space and improve computer performance.

Benefits and Features of Perfect Uninstaller

tickUninstall any unwanted programs easier and faster than Windows Add/Remove Programs.

tickForcibly uninstall any stubborn/corrupted/hidden programs that can’t be removed with Windows built-in uninstaller.

tickCompletely clean all registry entries that the programs left over.
Help backup registry so as to restore system when computer crashes suddenly.


How to uninstall FastStone Image Viewer with Perfect Uninstaller?

  • When another window appears, click Next button.


  • Select I accept the agreement and then click Next button.


  • Keep following the on-screen instruction, select Destination Location and then click Next button.


  • Choose the additional tasks you like and click Next button.


  • Click Install button to continue with the installation.


  • Click Finish button to complete Perfect Uninstaller setup wizard.


When finished with the installation, launch Perfect Uninstaller to uninstall FastStone Image Viewer.

Step 1. Select the program you want to uninstall and then click Uninstall button.


Step 2. Then you will get a message box as shown below, click Next button to continue the process.


Step 3. After another window pops up, keep clicking Next button.


Step 4. Keep following the on-screen instruction and click Uninstall button.


Step 5. Click OK button to complete the uninstallation process.



Note: If the Uninstall function of Perfect Uninstaller can’t help you completely remove FastStone Image Viewer, select another powerful function Force Uninstall to forcibly uninstall any stubborn or corrupted programs with a few easy steps.

Step 1. Select the program you want to uninstall and then click Force Uninstall button.


Step 2. Follow the guide to select the program path you want to scan.


Step 3. Usually, the default destination path is C:\Program Files\. Select FastStone Image Viewer folder and then click OK button.


Step 4. Click Next button to scan your registry for the left over files.


Step 5. Once finished the registry scanning, it will pop up a window as shown below, select the registry and click Next button.


Step 6. Click Next button to delete all registry files.


Note: Perfect uninstaller just helps you remove FastStone Image Viewer (Not include all its components and registry files) and provides a free scan with your registry and drives for the left over files and entries. To successfully uninstall the application, you need to register and purchase our product. Click Yes button to register.




FastStone Image Viewer manual removal not only spends a lot of time but also can’t guarantee a complete removal. It is very difficult for a computer novice or the people who don’t have certain computer skills to find out all the files, folders and registry entries related to the unwanted program and clean all of them. If the program uninstall is not complete, it will slow your computer speed and PC performance. If you want to find an easy and fast way to completely uninstall FastStone Image Viewer, an automatic uninstall tool can satisfy you. Perfect uninstaller is specially designed to uninstall any unwanted programs easily, fast and thoroughly.


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