84,488,480 programs installed

Should I remove Lenovo Browser Guard?

What percent of users and experts removed it?
79% remove it21% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #1,843
United States Rank #1,456
Reach 0.3637%
Lifespan of installation (until removal)
< 15.31 days
451.61 days >
Average installed length: 237.29 days


VersionDistribution 0.03% 6.35% 33.69% 0.21% 1.20% 31.96% 0.07% 16.13% 6.78% 2.57% 1.02%

Lenovo Browser Guard

What is Lenovo Browser Guard?

This is a branded version for Lenovo of the Conduit/Perion Search Protect software, a potentially unwanted program that maintains the partner or affiliate directed web page. Although the description says that it “saves your preferred browser's homepage”, during installation, Browser Guard changes your home page to their preferred one and removing yours.


The most used version is, with over 98% of all installations currently using this version. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. The main program executable is cltmng.exe. Typically most users end up uninstalling this just after a few days. The software installer includes 17 files and is usually about 23.09 MB (24,210,352 bytes).
  • Possible malware installed by this program
  • Installs a Windows Service
  • Typically distributed through a pay-per-install bundle
  • Hijacks the web browser's home page
  • The wisdom of the crowd agrees, you should remove it!
Warning, multiple anti-virus scanners have detected possible malware in Lenovo Browser Guard.
cltmng.exe (4d2f45b90627a3f467fa8e96fc4245dc) has been flagged by the following 4 scanners:
Anti-Virus softwareVersionDetection
ESET-NOD32 8.9945 a variant of Win32/Conduit.SearchProtect.I
G Data 14.6.24 Win32.Application.SearchProtect.AA@gen
Panda Antivirus Trj/Genetic.gen
VIPRE Antivirus 30280 Conduit (fs)
Lenovo Browser Guard has been found to be bundled with 3rd party software. If you have not purposefully installed this, you should be safe uninstalling it.

Program detailsProgram details

Installation folder: C:\Program Files\lenovobrowserguard\lenovobrowserguard\bin
Uninstaller: "C:\Program Files2\LenovoBrowserGuard\Main\bin\uninstall.exe" /S
Estimated size: 23.09 MB

Program filesFiles installed by Lenovo Browser Guard

Program executable:cltmng.exe (Malware detected)
Name:Lenovo Browser Guard
Path:C:\Program Files\lenovobrowserguard\lenovobrowserguard\bin\cltmng.exe
Additional files:
  • SPTool64.exe - Lenovo Browser Guard
  • SPVC32.dll
  • SPVC32Loader.dll
  • SPVC64.dll
  • SPVC64Loader.dll

Program behaviorsBehaviors exhibited

  • cltmng.exe runs as a service named 'McAfee Application Installer Cleanup (0108801416644337)' (0108801416644337mcinstcleanup).

How do I remove Lenovo Browser Guard?

You can uninstall Lenovo Browser Guard from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Lenovo Browser Guard, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Lenovo Browser Guard.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.

Win 10 100%
Win 8.1 0%
Windows Service? Yes
(Installs a service)

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 10 100.00%
Which OS releases does it run on?
Windows 8.1 61.52%
Windows 10 Home 17.06%
Windows 8.1 Connected 10.64%
Windows 8.1 Single Langua... 6.35%
Windows 8.1 Connected Sin... 1.81%
Windows 10 Home Single La... 1.38%

Distribution by countryGeography

59.52% of installs come from the United States
Which countries install it?
  United States 59.52%
  United Kingdom 10.86%
  Italy 5.68%
  Germany 3.56%
  Spain 2.39%
  France 2.37%
  India 1.77%
  Australia 1.68%
  Poland 1.52%
  Canada 1.11%
  Brazil 1.06%
  Mexico 0.87%
  South Africa 0.73%
  Philippines 0.68%


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