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What does the devenv.exe file do?

The devenv.exe process is also known as Microsoft Visual Studio (Version 2015, 2005) and is a part of devenv_1f0920c8-454a-4ede-a1 or, as the case may be, Microsoft Visual Studio (Version 2005). This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of devenv.exe can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about devenv.exe Microsoft Visual Studio

devenv.exe is not part of Windows, but it is important nonetheless. Devenv.exe is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 464,648 bytes (50% of all these files) or, as the case may be, 655,664 bytes.
The original file has a digital certificate (see its file properties). It does not come from Microsoft and is not part of the operating system. For this reason, 21% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

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 devenv.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 devenv?

Visual Studio .NET Development Environment (IDE) (further information...)
Eric Lankreijer
All i know for sure is that it is used during Visual Studio 2008 install

Summary: One user judges devenv.exe to be an essential file that should not be touched. 2 users consider it harmless. source: file.net

How to uninstall devenv_1f0920c8-454a-4ede-a1 or Microsoft Visual Studio

devenv.exe Microsoft Visual Studio fix

To remove Microsoft Visual Studio from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for devenv_1f0920c8-454a-4ede-a1 or Microsoft Visual Studio in the list of available programs.
  5. Click Uninstall.

How to tell if devenv.exe (Microsoft Visual Studio) 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 Microsoft Visual Studio. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Microsoft Visual Studio 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 devenv.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.

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