NOTE: THIS KB CONTAINS INSTRUCTIONS ON HOW TO UNINSTALL THREATLOCKER ON WINDOWS XP. TO UNINSTALL THREATLOCKER ON A WINDOWS 7 OR HIGHER MACHINE, SEE THIS KB INSTEAD: 

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> **Uninstalling ThreatLocker is not a solution to issues and it can make them harder to diagnose. If you are experiencing issues, please contact the Cyber Heroes.** 

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TEMPORARILY DISABLE THREATLOCKER ON WINDOWS XP 

If you are trying to troubleshoot functionality issues with an application to verify that ThreatLocker is not responsible, we recommend that you don't uninstall the ThreatLocker application. Instead, you can temporarily stop the ThreatLocker Service.

> ThreatLocker cannot be uninstalled or stopped while Tamper Protection is enabled.  

To temporarily stop the ThreatLocker service: 

 * Disable Tamper Protection (For instructions on how to disable tamper protection, please refer to our article) --  

 * Open Command Prompt as an Administrator. 

 * Type "net stop threatlockerservice" to stop the ThreatLocker Service. 

 * Type "net stop threatlockerdriver" to stop the ThreatLocker Driver. 

 * Press Enter. 


UNINSTALLING THREATLOCKER ON WINDOWS XP 

To uninstall ThreatLocker on Windows XP, you will need to use our stub uninstaller. 

For a successful uninstall of the ThreatLocker agent on Windows XP: 

 * Disable Tamper Protection (For instructions on how to disable Tamper Protection, please refer to our article) --
   
   After you have Disabled Tamper Protection, the computer status will show the following message:
    

 * Download the uninstaller that best suits your operating system (x64 or x86):
   
   * 
   
   * 

 * Double click the stub uninstaller to launch the executable. 

 * * You may get a prompt to launch an application as a certain user. Please use a user with administrative privileges to proceed with the uninstall. 

ThreatLocker will now uninstall. 

 

 

Uninstalling the ThreatLocker Agent on Windows XP 

Preventing the Exploitation of CVE-2023-23397

Microsoft Peer-to-Peer Updates

ThreatLocker Endpoint Security Quality Guarantee

Eaglesoft and ThreatLocker Computers Not Checking In

Applying Policies to Users or Active Directory Groups

Blocking and Permitting USB Drives

Computer failing to update

Create a Computer Group that does not learn

Creating a New Administrator

Default Computer Group Policies

Deploying Policies

Diagnosing an Application with an issue

Email Parsing Rules in ConnectWise Manage

Excluded Processes

Getting your Unique Identifier from ThreatLocker

Hermetic Wiper: ThreatLocker Recommended Policy

Log4J Vulnerability

Managing Application Definitions

Managing Application Policies

Merging Application Definitions

Notifications for Requests

Permitting All Signed Files in a Directory

Permitting Blocked Files

Permitting Software from the Approval Center

Preventing Bitlocker from being Weaponized

Restarting the ThreatLocker Agent

Setting the ThreatLocker Agent Update Channel 

Setting Up SMS Alerts for ThreatLocker Requests

Setting up the Active Directory Sync Service

ThreatLocker Application Control Agent Data Collection

ThreatLocker Override Codes

ThreatLocker Popup is not happening when something is blocked

ThreatLocker Stub Installer

Trusting an Application by a Certificate

Uninstalling the ThreatLocker Agent

Updating the ThreatLocker Version on a Single Computer

Updating ThreatLocker to the Latest Version

User Permissions 

Using Learning Mode to Track Installed Files from an RMM or Software Deployment Tool

Using the Console App to Verify the ThreatLocker MAC Agent is Running

Using the ThreatLocker Unified Audit

Why is an application that matches a built-in application being blocked?

Windows 11 Upgrade and ThreatLocker 

ThreatLocker Security and Privacy

Trial Expiry

The ThreatLocker Testing Environment

Allowing ThreatLockerService to Retrieve your AD Groups

Customer Deal Registration

ThreatLocker Mitigation and GoAnywhereMFT Zero-Day Exploit

Rubber Ducky Data Exfiltration | Google Bucket

Preventing the Exploitation of MOVEit Vulnerability (CVE-2023-34362)

Changes to Elevation in ThreatLocker Version 8.2

Browser Extensions Affecting the ThreatLocker Testing Environment

Retrieving Your Computer ID

ThreatLocker Agent Tray

Protecting Fileservers While Allowing Remote Machines to Access Shared Files



Browser Extensions Affecting ThreatLocker Portal Performance

How to Use .NET Regex Within ThreatLocker

SSL Inspection

ThreatLocker Health Center and Health Report

Portal 2.0.1 Maintenance Mode Permission Changes

Guide to the TLProxyTester Application

Configuring Defender Virus & Protection Settings using Configuration Manager

Controlling Access to M365 Resources Using Conditional Access and Named Locations

Uninstalling the ThreatLocker Agent on Windows XP

NOTE: This KB contains instructions on how to uninstall ThreatLocker on Windows XP. To uninstall ThreatLocker on a Windows 7 or higher machine, see this KB instead: Uninstalling the ThreatLocker Agent

Temporarily Disable ThreatLocker on Windows XP

Uninstalling ThreatLocker on Windows XP