Uninstall Facebook Messenger - How to Remove IM

March 8, 2013 Updated: How to Uninstall Facebook Messenger 2.1.4801.0

The following information will enable you to automatically (recommended) or manually uninstall the official Facebook Messenger 2.1. If it should happen that Facebook’s default uninstaller does not work, please save and run this perfect uninstaller to force uninstall Facebook Messenger 2.1 from your computer.

Before you starting the actions, please ensure that you’re the administrative user now, save and close all your personal files and, you can follow me to uninstall this Facebook Messenger v2.1:

Right click on Facebook Messenger’s running tray in Show hidden icons area and run Exit option.

Cause I’m running a Windows 8 operating system, then I directly open up Control Panel on desktop and press Uninstall a program in it.
Then I locate the following Face Messenger 2.1.4801.0 and launch Uninstall option for it to remove it from Programs and Features window.

Publisher: Facebook
Size: 33.4 MB
Product version: 2.1.4801.0

Then Programs and Features asks me that "Are you sure you want to uninstall Face Messenger 2.1.4801.0"; I click Yes on it.

Soon the previously installed Face Messenger 2.1.4801.0 is removed from programs list and then, I manually close the following "Log In | Facebook" page (URL, https://www.facebook[dot]com/login.php?next=http%3A%2F%2Fwww.facebook.com%2Fhelp%2Fcontact%2F%3Fid%3D320276684685805) and reboot my computer. Afterwards, I wanna clean those traces relating to uninstalled Facebook Messenger on my Windows.

While you tried to get Facebook Messenger installed on a Windows XP SP3, but then you encountered the "Facebook Messenger.exe – Application Error", “The application failed to initialize correctly (0xc0000135). Click on OK to terminate the application.”?

Bit frustrated, right? Here, you could try the following tips before you uninstall Facebook Messenger from your device: 1) You click OK on the error box to exit it properly. 2) Save and close all your personal data and other open program(s), then you launch the option Restart for your machine to restore the Random access memory (RAM) usage. 3) Open up the shortcut file for Facebook Messenger live chat application to check the application eror again. 4) Downgrade or completely uninstall Facebook Messenger version 3 by following the instructions below, re-install it later. If you just wanna thoroughly remove it, please use this perfect uninstaller to cleanly uninstall Facebook Messenger on your computer.

How to Uninstall Facebook Messenger 3.0 from Windows 7/Vista/XP SP3?

Method ONE: Run the Facebook’s Built-in Uninstaller to uninstall Facebook Messenger

Click Start/Windows key > All Programs > expand the Facebook Messenger file folder below.
Run the Uninstall Facebook Messenger application in it.

The User Account Control appears? Select the option Yes from it:

Program name: unins000.exe
Publisher: Unknown
File origin: Hard drive on this computer
Program location: “C:\Program Files\FM\unins000.exe” /INITPROCWND=$501E8

Click Yes on Facebook Messenger Uninstall dialog box, “Are you sure you want to completely remove Facebook Messenger and all of its components?”.

Wait and then click OK on Facebook Messenger Uninstall, “Facebook Messenger was successfully removed from your computer.”.

Method TWO: Run Windows’ uninstaller to automatically uninstall Facebook Messenger

Start > Control Panel > Programs > Uninstall a program

Highlight the Facebook Messenger version 3.0 item above, you can then …

Click on option Uninstall on top to start uninstalling Facebook Messenger.
Right click on it and launch Uninstall on that menu
Or you double click on it to directly uninstall Facebook Messenger v3 from your Programs and Features list.

Click Yes on Facebook Messenger Uninstall window.

Method THREE: Find and run the unins000.exe to uninstall Facebook Messenger

Tip: This option can be used when you cannot find the previously installed Facebook Messenger program. Moreover, you can also copy and paste the file location where it is saved in Address Bar.

Right click on the Facebook Messenger shortcut link on Desktop.
Click Open File Location button on Facebook Messenger Properties – Shortcut section.

Press U key or you can also scroll down, locate and run the unins000(.exe) application in it to uninstall Facebook Messenger.

You will then meet the same UAC window; you click Yes on it.

Go on clicking Yes on Facebook Messenger Uninstall.

To fully remove or uninstall Facebook Messenger ver.3, you need to search and clean the following program remains manually and/or automatically (recommended).

HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted, C:\Program Files\FM\unins000.exe – 1
HKEY_USERS\S-1-5-21-1268191406-2149036373-4007080809-1000\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Compatibility Assistant\Persisted, C:\Program Files\FM\unins000.exe – 1

Related Topic: How to Uninstall Facebook Messenger 1.0?

1. Review some quick specs for it, shown below

Title: Titanium Installer
Version: 1.0
Publisher: ICR Web Agency
From: http://www.dedrisproject[dot]com
Installation Location: C:\Program Files\Facebook Messenger
Option: Add application shortcut to the Start Menu
*This application has the same security access as all installed applications running on the desktop.

Type of file: Application (.exe)
Size: 16.5 MB (17,310,532 bytes)
Size on disk: 16.5 MB (17,313,792 bytes)
SHA256: 91c89f4775209d05de561e05a07c0c01f4d5b482b2bd9e9fe42dbf3753a931df
SHA1: 91c89f4775209d05de561e05a07c0c01f4d5b482b2bd9e9fe42dbf3753a931df
MD5: 3ddb90cc01bf2e697b0c6e8dae1e7a0d
File type: Win32 EXE
Detection ratio: 1 / 40 (by ClamAV, PUA.Win32.Packer.Msvcpp-1) (WARNING: If your installed Anti-malware program has stopped this Facebook Messenger V1.0 by ICR Web Agency from running, you’d better use this professional uninstaller to forcibly remove it on your computer!)

2. For regular users, you may just COULDN’T uninstall this Facebook Messenger 1.0 via Windows’ or its default uninstaller, because there’s no uninstall option for it. See the Uninstall or change a program list and All Programs list shown below. Now, download, install and run this recommended uninstall tool to permanently uninstall Facebook Messenger from ICR Web Agency!

3. For advanced users, you may also have to manually detect and delete the associated traces below in normal mode and/or in Safe Mode (recommended).

Installer.exe, Installer application, 580 KB (593,920 bytes)
Microsoft.VC80.CRT.manifest, 1.81 KB (1,862 bytes)
msvcm80.dll, Microsoft® C Runtime Library, 468 KB (479,232 bytes), v8.0.50727.762; Copyright, © Microsoft Corporation. All rights reserved.; Internal Name/Original File name, MSVCM80.DLL; Language, English (United States); Product Name, Microsoft® Visual Studio® 2005;
msvcp80.dll, Microsoft® C++ Runtime Library, 536 KB (548,864 bytes)
msvcr80.dll, Microsoft® C Runtime Library, 612 KB (626,688 bytes),
apimodule.dll, 184 KB (188,416 bytes),
apimodule.dll.manifest, MANIFEST File, 382 bytes (382 bytes)
javascriptmodule.dll, 108 KB (110,592 bytes)
javascriptmodule.dll.manifest, javascriptmodule.dll.manifest
tiappmodule.dll, 152 KB (155,648 bytes)
tiappmodule.dll.manifest, 382 bytes (382 bytes)
tidatabasemodule.dll, 136 KB (139,264 bytes)
tidatabasemodule.dll.manifest, 382 bytes (382 bytes)
tidesktopmodule.dll, 47.0 KB (48,128 bytes)
tidesktopmodule.dll.manifest, 382 bytes (382 bytes)
tifilesystemmodule.dll, 176 KB (180,224 bytes)
tifilesystemmodule.dll.manifest, 382 bytes (382 bytes)
tigrowlmodule.dll, 76.0 KB (77,824 bytes)
tigrowlmodule.dll.manifest, 382 bytes (382 bytes)
timediamodule.dll, 100 KB (102,400 bytes)
timediamodule.dll.manifest, 382 bytes (382 bytes)
timonkeymodule.dll, 88.0 KB (90,112 bytes)
timonkeymodule.dll.manifest, 382 bytes (382 bytes)
tinetworkmodule.dll, 296 KB (303,104 bytes)
tinetworkmodule.dll.manifest, 382 bytes (382 bytes)
tiplatformmodule.dll, tiplatformmodule.dll
tiplatformmodule.dll.manifest, 382 bytes (382 bytes)
tiprocessmodule.dll, 96.0 KB (98,304 bytes)
tiprocessmodule.dll.manifest, 382 bytes (382 bytes)
tiuimodule.dll, 292 KB (299,008 bytes)
tiuimodule.dll.manifest, 382 bytes (382 bytes)
kboot.exe, kboot application, 252 KB (258,048 bytes)
cairo.dll, 516 KB (528,384 bytes)
CFLite.dll, 624 KB (638,976 bytes)
giflib4.dll, Libgif4: library and tools for GIF images, 31.0 KB (31,744 bytes), v4.1.4.2123; Copyright, © 2005 Gershon Elber, Toshio Kuratomi <abadger1999@users.sourceforge.net>; Company, GnuWin32 <http://gnuwin32.sourceforge.net>; Internal Name, libgif4; Legal Trademarks, GnuWin32®, GifLib®, libgif4®; LibToolFileVersion, 8:1:4; License, Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the ‘Software’), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED ‘AS IS’, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.; Product Name, GifLib; WWW, http://sourceforge.net/projects/libungif
icudt40.dll, ICU Data DLL, 13.2 MB (13,930,496 bytes), v4.0.0.6; Copyright, Copyright (C) 2008, International Business Machines Corporation and others. All Rights Reserved.; Comments, http://ibm.com/software/globalization/icu/; Company, IBM Corporation and others; File Version, 4, 0, 0, 6; Lanuage, Language Neutral; Product Name, International Components for Unicode
icuin40.dll, IBM ICU I18N DLL, 0.98 MB (1,028,096 bytes),
icuuc40.dll, IBM ICU Common DLL, 896 KB (917,504 bytes)
khost.dll, 51.5 KB (52,736 bytes)
khost.dll.manifest, 382 bytes (382 bytes)
kroll.dll, 568 KB (581,632 bytes)
kroll.dll.manifest, 382 bytes (382 bytes)
libcurl.dll, 280 KB (286,720 bytes)
libeay32.dll, 0.98 MB (1,032,192 bytes)
libpng13.dll, 198 KB (203,264 bytes)
libxml2.dll, 1.16 MB (1,227,264 bytes)
libxslt.dll, 194 KB (198,656 bytes)
PocoCrypto.dll, 104 KB (106,496 bytes)
PocoData.dll, 288 KB (294,912 bytes)
PocoFoundation.dll, 1.12 MB (1,181,696 bytes)
PocoNet.dll, 621 KB (635,904 bytes)
PocoNetSSL.dll, 168 KB (172,032 bytes)
PocoSQLite.dll, 549 KB (562,176 bytes)
PocoUtil.dll, 284 KB (290,816 bytes)
PocoXML.dll, 498 KB (509,952 bytes)
PocoZip.dll, 216 KB (221,696 bytes)
pthreadVC2.dll, 84.0 KB (86,070 bytes)
SQLite3.dll, 360 KB (368,640 bytes)
ssleay32.dll, 208 KB (212,992 bytes)
WebKit .dll, 5.97 MB (6,268,416 bytes)
WebKit.manifest, 27.7 KB (28,452 bytes)
zlib1.dll, 58.5 KB (59,904 bytes)

See or review the registry key types:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\StartPage\NewShortcuts, C:\Users\UserName\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Facebook Messenger.lnk – 1
HKEY_USERS\S-1-5-21-1268191406-2149036373-4007080809-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\StartPage\NewShortcuts, C:\Users\UserName\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Facebook Messenger.lnk – 1

If you just don’t know how to safely remove or uninstall Facebook Messenger 1.0, please download the perfect uninstaller below to do so.

Uninstall Facebook Messenger – How to Remove IM