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Can't Uninstall Paint Tool Sai - How Do I Remove/Uninstall Paint Tool Sai Completely from My Computer?

Can’t uninstall Paint Tool Sai completely because it is not listed in “Add or Remove Programs” in Control Panel?
You might search for the solution about "How do I uninstall Paint Tool Sai?" but you couldn't find it.
Are you looking for the Paint Tool Sai removal guides as it is corrupted your system?
Are you disappointed that you are not able to get rid of Paint Tool Sai because its error messages never stop showing up?
In order to solve the problem in your computer, you could learn and follow the program uninstall instructions to entirely delete Paint Tool Sai from your PC in this article.

How do I uninstall Paint Tool Sai from Windows computer?

There are 2 useful program removal guides to delete Paint Tool Sai from Windows system.

Tips 1: Delete Paint Tool Sai through Windows Control Panel by manual

Tips 1: How to manually remove Paint Tool Sai through Windows Control Panel?

As usual, you prefer to uninstall programs by using Windows Control Panel. And you could follow the removal instructions below:
Restart your computer and press F8 key on your keyboard. 

This will open up the Advanced Boot Options screen, in Windows 7 or Vista, or the Windows Advanced Options Menu in Windows XP. Using the arrow keys on your keyboard, highlight the option labeled Safe Mode with Networking. Once it is highlighted, click on the Enter key on your keyboard.

Step 1: End malicious processes of Paint Tool Sai
Guide: Open task manager by pressing Alt+Ctrl+Del keys at the same time. Another way is to click on the Start button and choose Run option, then type taskmgr into and press OK.

Disable all the running processes about Paint Tool Sai

Next: Show hidden files and folders and delete all the following files.
Guide: click the Start button and choose Control Panel, clicking Appearance and Personalization, to find Folder Options then double-click on it. In the pop-up dialog box, click the View tab and uncheck Hide protected operating system files (Recommended).

Delete all the following files related to Paint Tool Sai
C:\Program Files\
In the "Uninstall a Program" option on Control Panel, locate Paint Tool Sai and click "Uninstall" or "Remove" button to start deleting the program.

Follow up the removal processes until it is completed.
Step 2: open Registry Editor to delete all invalid registries entries as below
Guide: open Registry Editor by pressing Window+R keys together.(another way is clicking on the Start button and choosing Run option, then typing into Regedit and pressing Enter. )

Delete all the related registries as below:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msconfig.exe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msmpeng.exe
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe
HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Winlogon "Shell" = "%AppData%\.exe"

What’s more, you need to remove Paint Tool Sai’s related files:
%AppData% refers to the current users Application Data folder. By default, this is C:\Documents and Settings\<Current User>\Application Data for Windows 2000/XP. For Windows Vista and Windows 7 it is C:\Users\<Current User>\AppData\Roaming.

Tips 2: How to completely uninstall Paint Tool Sai with Perfect Uninstaller?

If you can not follow the removal guides above, it is advised you to get rid of Paint Tool Sai with Perfect Uninstaller as following.

2.       Close the running processes in the Task Manager before you run Perfect Uninstaller
3.       Find and locate the program on the currently installed programs list
4.       Click “Uninstall” button on the right side to remove Paint Tool Sai.
Or locate the folder of the unwanted program, and right-click it to select "Force Uninstall with PU" option. Also you could move the folder onto the interface of Perfect Uninstaller.
5.       Follow the prompt “Next” steps to delete Paint Tool Sai.
6.       * Click "Next" to start scanning the registry files about the unwanted program.

7.       * It will take some time to finish registry scanning. If you don't want to wait, you could click "Skip" option and cancel the scanning.

8.       * After the registry scanning is completed, click "Next" button to select all related files.

9.       * Click "Next" button to delete all related files.

10.   * Finally, click "Finish" button to complete the removal steps.

After you finish the prompt removal steps, Paint Tool Sai has been deleted from your PC.


Users should note that Coupon Marvel is a malicious browser infection which has the ability to completely mess up the entire computer system. PC users need to be aware that this browser infection is able to attack the targeted computer through the internet. Once your computer is infected, your system files and registry will be damaged by this infection or replaced by other malicious items. When you are surfing the internet, do be careful that do not get access to some insecure or suspicious sites.
Note: manual removal of this virus is suitable for expert users who have experience of dealing with files and registry removal. Users who are lack of computer techniques are recommended to remove this virus by using a effective removal tool.

How to fully uninstall programs with Perfect Uninstaller in the video:

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