Windows XP Release Notes

System Requirements: ThreatLocker Supported OS Builds | ThreatLocker Help Center (kb.help)

Installation Steps: Deploying ThreatLocker to Windows XP | ThreatLocker Help Center (kb.help)

Windows XP Agent Version 1.0: Live 6/12/2025

Supported Features

• Application Control
• Override code functionality supported through the use of a text file saved as “c:\Documents and Settings\All Users\Application Data\Threatlocker\override.txt” containing the correct code to begin an override state.

Known Limitations

• When exe files are viewed within a folder, the agent is logging an execute action along with a read even though nothing is executing
• Storage Control is actively being worked on
• No ThreatLocker Tray
• Elevation Control is not currently supported
• Network Control is not currently supported
• Configuration Manager is not currently supported
• ThreatLocker Detect is not currently supported
• Remote Presence is not currently supported
• Kill Running Processes is not currently supported
• Built-in application support is not currently supported
• Windows XP Core support is not currently supported
• Since there is no Core, it is recommended to open all necessary applications while baselining and in the initial learning period
• Must be installed specifying the relay url as below. (apiurl and /l*v logging are optional)

  • msiexec /i "Threatlocker_{groupkey}.msi" relayurl={http://proxy} apiurl={api url} /l*v msilog1.txt

Bug Fixes

• Resolved an issue in which baselining was showing applications to be matching incorrect application definitions
• Resolved an issue in which dlls were not being flagged as executes
• Resolved an issue in which installing the agent caused a machine to go into an infinite boot loop

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Windows XP Agent Version 1.0: Beta 9/24/2024

Supported Features

• Application Control
• Storage Control
• Ringfencing

Known Limitations

• Ringfencing with network interactions is actively being worked on
• Certificates with Application Control is actively being worked on
• No ThreatLocker Tray
• Elevation Control is not currently supported
• Network Control is not currently supported
• Configuration Manager is not currently supported
• ThreatLocker Detect is not currently supported
• Remote Presence is not currently supported
• Kill Running Processes is not currently supported
• Built-In application support is not currently supported
• Windows XP Core support is not currently supported