Using the config UI

Opening the UI

On Windows:

You can find the Java config UI for Maltego, by searching "Configure" in your start menu and clicking on the application with the Maltego icon.

On Mac:

The jar file needed to run the configure UI should be located in the following location:


Running the following command in your terminal, should launch the configure app:

java -jar /Applications/

On Linux

You can search for Maltego Memory Config in start menu

 or run maltego_memory_config in terminal


Selecting your Java installation

Once your have opened the configure UI, you can use the "Path" dropdown to select the Java installation to use when running Maltego.

By editing the config file

If you would prefer to edit the config file, rather than using the UI, you can edit the following text file:

On Windows:

C:\Users\< username >\AppData\Roaming\.maltego\v<maltego_version>\etc\maltego.conf

On Mac:


On Linux:

/home/< username >/.maltego/< maltego_version >/etc/maltego.conf

Add/change the variable "jdkhome" in maltego.conf to point to the path of your java installation.

jdkhome="C:\Program Files\Java\jre1.8.0_171"