What does the powershell.exe file do?
The powershell.exe process is also known as Windows PowerShell and is a part of Microsoft Windows Operating System. This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of powershell.exe can cause problems for your computer that can range from slowness to error messages such as these:
- Windows PowerShell has stopped working. Windows is checking for a solution to the problem... (Windows 10, 8, 7)
- Windows PowerShell has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 10, 8, 7)
- powershell.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module powershell.exe. Read of address 00000000.
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What you should know about powershell.exe Windows PowerShell
powershell.exe is part of Windows. The file powershell.exe is found in a subdirectory of C:\Windows\System32.
Frequently occurring are file sizes such as 452,608 bytes (40% of all these files), 431,616 bytes, 460,288 bytes, 461,312 bytes or, as the case may be, 448,000 bytes.
To verify its trustworthiness, Microsoft has provided it with an embedded certificate. The program executes in the background, and can only be terminated using Windows Task Manager. For this reason, 6% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
A powershell.exe file has a 4% certainty of being dangerous if it is found in a subdirectory of C:\Windows. In this case, the file size is usually 452,608 bytes (40% of all these files), 451,072 bytes or, as the case may be, 430,592 bytes. The file is a Windows system file. Powershell.exe contains Microsoft's digital signature. This confirms its authenticity. The program executes in the background, and can only be terminated using Windows Task Manager.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves powershell.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about powershell?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall the program
To remove Windows PowerShell from your computer, please follow the manual instructions below or use an automatic uninstaller product.
- Click the Windows Start Button. You find it in the lower left corner of the taskbar.
- Type the word uninstall.
- Click Add or remove programs.
- Now locate the program in the list of displayed applications.
- Click the program, and then click Uninstall.
How to tell if powershell.exe (Windows PowerShell) was uninstalled cleanly
After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of Windows PowerShell. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Windows PowerShell or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.
What to do if a program does not uninstall
The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.
Last but not least
If Windows not working quite right for you, or if startup is taking a long time, or powershell.exe is causing problems for you, a good Windows diagnostic tool may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.