# Using the dynctl command-line tool to help Dynamic Engine deployment

The dynctl tool is a command-line utility for interacting with a Dynamic Engine deployed in a Kubernetes cluster. It allows you to filter environments and services, view logs, diagnose an installation, and update dynctl itself.

### In this section

* [Installing the dynctl command-line tool](https://help.qlik.com/talend/en-US/dynamic-engine-configuration-guide/Cloud/ctl-for-dynamic-engine-installation)
* [Optional: Installing the dynctl auto-completion feature](https://help.qlik.com/talend/en-US/dynamic-engine-configuration-guide/Cloud/ctl-troubleshooting-for-dynamic-engine?id=116)
* [Using commands and flags with dynctl](https://help.qlik.com/talend/en-US/dynamic-engine-configuration-guide/Cloud/using-dynctl)
* [Diagnosing an installation with dynctl doctor](https://help.qlik.com/talend/en-US/dynamic-engine-configuration-guide/Cloud/dynctl-diagnose-installation-with-doctor)
* [Updating dynctl](https://help.qlik.com/talend/en-US/dynamic-engine-configuration-guide/Cloud/dynctl-update)
* [predefined verification catalog of dynctl doctor](https://help.qlik.com/talend/en-US/dynamic-engine-configuration-guide/Cloud/dynctl-doctor-checks)