> For the complete documentation index, see [llms.txt](https://docs.helmut.de/helmut4-releases/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.helmut.de/helmut4-releases/v4.7.0/support/debug-or-log-collection/helmut4-client/run-helmut4-client-in-debug-mode.md).

# Run helmut4 client in debug mode

{% hint style="danger" %}
**Important**\
The *<mark style="background-color:red;">connection speed & response will be significant slower</mark>*, as everything will be logged
{% endhint %}

If you need to debug the local helmut4 client on windows or macintosh clients you can do this with the following commands.

*Please keep in mind that this should only be used for debugging purpose not for daily use!*

### Windows

Open a command prompt (***with admin privileges***) and execute this command:

```batch
"C:\Program Files\MoovIT GmbH\Helmut4\jre\bin\java.exe" -jar "C:\Program Files\MoovIT GmbH\Helmut4\Helmut4.exe" --logging.level.org=DEBUG
```

### Macintosh

Open a terminal window and execute the following two commands (***with admin privileges***)

```bash
sudo chmod 777 /Applications/Helmut4.app/Contents/Resources/jre/bin/java
/Applications/Helmut4.app/Contents/Resources/jre/bin/java -jar /Applications/Helmut4.app/Contents/Resources/HelmutClient.jar --logging.level.org=DEBUG
```