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Running, Malicious, Unwanted, Memory Hogs

Welcome to the PC Matic Process Library. We maintain an extensive list of common processes running on today’s PCs. Within this library you can learn more about the processes running on your machine.

Process Library Detail

What is tfnf5.exe?  Hotkey Utility ?

Vendor:      TOSHIBA
Product:     TOSHIBA Hotkey Utility for Display Devices
Vendor Website:      http://www.toshiba.com/
Last Seen by PC Matic:      No Data

Process is Bad PC Matic has analyzed this process and determined that there is a high likelihood that it is bad.
Process is questionablePC Matic has analyzed this process and determined that the safety of this process is questionable.
Process is goodPC Matic has analyzed this process and determined that there is a high likelihood that it is good.
Process is goodThis process is a Microsoft or Windows process, but many viruses use this file name to escape notice.

Purpose: tfnf5.exe is required for the Fn key to work correctly on Toshiba laptops. If it is disabled, the Fn key(s) will no longer function as intended.

tfnf5.exe is required by third-party software or hardware and should not disabled.


tfnf5.exe is known to be a bad process. Learn more about protecting your PC from these bad processes with PC Matic.
tfnf5.exe could be a harmful process. Learn more about protecging your PC from these potential harmful processes with PC Matic.
This information brought to you by PC Matic. PC Matic's real-time protection, Super Shield, blocks ALL bad and unknown threats to keep your PC secure.
tfnf5.exe is a Microsoft or Windows process but some versions of this exe carry viruses.
Learn more about protecting yourself from bad versions of this file with PC Matic.

Percentage of recently scanned PC's with this process running: 0.05%
Average CPU use for this program: 0%
Average RAM for this program: 5 MB


Program Name MD5 Count
tfnf5.exe

MD5 Hashes

# Status MD5 Revision Name Size
1 Status 0x5542b73177470b626f368ea6997290e2 6/11/2017 11:11:00 PM Unknown 3, 4, 5, 5 Hotkey Utility 608 KB
2 Status 0x9d393decb5620fa98887765c3173c7fe 3/6/2016 5:22:00 AM Unknown 2, 8, 0, 0 Hotkey Utility 72 KB
3 Status 0x37d843b81291dddc79d817439f445dc6 9/14/2015 3:58:00 AM Unknown Unknown Hotkey Utility 713 KB
4 Status 0xaea18a0c904c2a97d2cf6b213b361d67 8/14/2015 12:24:00 AM Unknown Unknown Hotkey Utility 704 KB
5 Status 0x6747a5e7aec9c40f187e97a3140b80fb 1/16/2015 2:36:00 PM Unknown 2, 4, 1, 0 Hotkey Utility 72 KB
6 Status 0x0fd9d9123e483ec0abdc0b72905a1535 12/14/2014 8:38:00 AM Unknown 2, 6, 0, 0 Hotkey Utility 72 KB
7 Status 0xeb4354d5bb1a65494486872da8edfe7a 9/23/2014 8:37:00 AM Unknown 2, 0, 0, 0 Hotkey Utility 72 KB
8 Status 0x613943b7bb8983e249084ed3f8d04ef1 2/5/2012 5:34:00 AM Unknown 1. 0. 1. 0 Hotkey Utility 72 KB
9 Status 0xaaf6fc8d8b3499fed7001632741043a1 2/5/2012 12:57:00 AM Unknown 2, 9, 0, 0 Hotkey Utility 72 KB
10 Status 0x3ab6d6bed5083ca57817f89ef6eaa338 9/20/2011 8:38:00 AM Unknown 3, 3, 0, 0 Hotkey Utility 568 KB
11 Status 0xf71335d1a289a001c8c5564021a3dc8c 9/17/2011 5:20:00 PM Unknown 3, 4, 4, 1 Hotkey Utility 580 KB
12 Status 0x8a583eab5689f55108adac7acbb94908 8/18/2011 3:47:00 AM Unknown 3, 4, 4, 0 Hotkey Utility 580 KB
13 Status 0x524f23f3a0fdbdd4c04705cb084fafc2 8/5/2011 7:46:00 PM Unknown Unknown Hotkey Utility 245 KB
14 Status 0x44646b3a71eb67fdc8ecba303f61a912 7/31/2011 10:44:00 AM Unknown 2, 5, 0, 0 Hotkey Utility 72 KB
15 Status 0xf3f9c3b7946e3feeafb7ffaa1f7d41c7 7/19/2011 5:14:00 PM Unknown 1. 0. 1. 0 Hotkey Utility 68 KB
16 Status 0x820a511571ff2424838ae50849cc34b2 6/24/2011 8:37:00 PM Unknown 3, 4, 6, 1 Hotkey Utility 700 KB
17 Status 0x9a7ce57f611da4fa1895746f9130ee7c 6/11/2011 11:31:00 PM Unknown Unknown Hotkey Utility 1077 KB
18 Status 0x1dcfed95f0ada0e5324b707b76b3c5d9 5/29/2011 8:47:00 AM Unknown 2, 9, 1, 0 Hotkey Utility 188 KB
19 Status 0x04fec3c4394aa34623c5d90dc1db88ff 4/6/2011 3:45:00 PM Unknown 2, 2, 0, 0 Hotkey Utility 72 KB
20 Status 0x7dd8248e4b3c925197dc73d1f5993e97 11/29/2010 5:13:00 AM Unknown 3, 4, 0, 0 Hotkey Utility 568 KB
21 Status 0x89a52f1b6352791aa018609579693c8f 10/11/2010 4:35:00 AM Unknown 2, 1, 0, 0 Hotkey Utility 72 KB
22 Status 0xcba9e743ef5b8eb4ceafe6250ce13744 8/31/2010 5:54:00 PM Unknown 1. 0. 1. 0 Hotkey Utility 68 KB
23 Status 0xb48bede493b6e82bebbc75e08e09f3e7 8/26/2010 8:06:00 PM Unknown 1. 0. 1. 0 Hotkey Utility 68 KB
24 Status 0x24adad65c998c7040321330bdf46179f 8/7/2010 1:15:00 AM Unknown 3, 0, 0, 0N Hotkey Utility 496 KB
25 Status 0x3cbc83f9ecf9a70a9eaac124de5a8aaf 3/20/2010 8:33:00 PM Unknown Unknown Hotkey Utility 148 KB


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