What does the TFNF5.exe file do?
The TFNF5.exe process is also known as TFnF5 and is a part of TOSHIBA Hotkey Utility for Display Devices. This software is produced by TOSHIBA (www.toshiba.com). An obsolete or defective version of TFNF5.exe can cause problems for your computer that can range from slowness to error messages such as these:
- TFnF5 has stopped working. Windows is checking for a solution to the problem... (Windows 10, 8, 7)
- TFnF5 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)
- TFNF5.exe has encountered a problem and needs to close. (Windows XP)
- Access violation at address FFFFFFFF in module TFNF5.exe. Read of address 00000000.
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What you should know about TFNF5.exe TFnF5
TFNF5.exe is not part of Windows, but it is important nonetheless. TFNF5.exe is found in the C:\Windows\System32 directory.
Frequently occurring are file sizes such as 73,728 bytes (66% of all these files), 622,592 bytes, 593,920 bytes or, as the case may be, 581,632 bytes.
It is not a Windows system file, but it is nontheless located in the C:\Windows folder. The application does not have a visible window, and does not appear on the taskbar. The application is initiated as part of Windows start-up (Registry: MACHINE\Run). The TFNF5 file is not part of the Windows operating system. TFNF5.exe is capable of record keystrokes. For this reason, 60% 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 TFNF5.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 TFNF5?
|This is a fils that installs when adding Toshiba drivers for the Hot-Key function. Not at all dangerous. |
|is used for switching output screen on Toshiba notebooks, FN-key+F5 shows a window for screen selecion, keeping FN pressed, you can rotate in there with F5... |
Summary: 9 users judge TFNF5.exe to be an essential file that should not be touched. source: file.net
How to uninstall TOSHIBA Hotkey Utility for Display Devices
To remove TFnF5 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 TOSHIBA Hotkey Utility for Display Devices in the list of displayed applications.
- Click the program, and then click Uninstall.
How to tell if TFNF5.exe (TFnF5) 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 TFnF5. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for TFnF5 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 TFNF5.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.