# Add a ConfigMap
From the menu select **ConfigMaps & Secrets**, ensure the **ConfigMaps** tab is selected, then click **Add with form**.
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ConfigMaps can also be added [using a manifest](https://docs.portainer.io/user/kubernetes/applications/manifest) by clicking **Create from manifest**.
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Define the ConfigMap, using the table below as a guide.
| Field/Option | Overview |
| ------------ | ------------------------------------------------------------------------------------------------------------------------------------- |
| Namespace | Select the namespace where the ConfigMap will be saved. |
| Name | Give the ConfigMap a descriptive name. |
| Annotations | You can add annotations to your ConfigMap as required by clicking **Add annotation** and filling in the **Key** and **Value** fields. |
In the **Data** section you can enter the details of your ConfgMap, in either **Simple mode** or **Advanced mode**. Under Simple mode you can add entries in a key and value format, and in Advanced mode you can paste in multiple values in YAML format.
Adding data in Simple mode
Adding data in Advanced mode
When you have finished defining the ConfigMap, click **Create ConfigMap.**
