# UI Customization

Command Center allows cloud administrators to personalize their underlying
VPSA and Object Storage user interface look and feel, by
modifying the VPSA login header image and the favicon that appear on the
browser tab and the UI left menu panel.

## Prerequisites

In advance of the UI customization, prepare and resize custom images:

### VPSA and Object Storage UI Customization

* Login header image
  * Format: **jpg**
  * Height: 115px
  * Width: 400px
* Favicon image
  * Format: **png**
  * Height: 16px
  * Width: 16px

### Command Center UI Customization

* Header image
  * Format: **png**
  * Height: 135px
  * Width: 516px

## Customizing the Command Center UI

1. At the top right of the Command Center window, click the gear icon.
2. In the dropdown menu that displays, select  **UI Customizations**.
3. In the **Customization** view, click the tab of the UI entity to
   customize:
   * **VPSA**
   * **Object Storage**
   * **Command Center**

   Customization controls, custom images and their attributes are
   displayed in the selected tab’s **Images** view:

   | Column   | Description                                                                                                                       |
   |----------|-----------------------------------------------------------------------------------------------------------------------------------|
   | Name     | The custom image’s filename.<br/><br/>The **Choose File** button to upload a custom image, when there is no current custom image. |
   | Custom   | The custom image display.<br/><br/>The **N/A** indicator, when there is no current custom image.                                  |
   | Notes    | The format and dimension requirements for the image type.                                                                         |
   | Delete   | The control checkbox for removing a custom image.                                                                                 |
4. For each image to customize, in the image’s **Name** column click
   **Choose File**.

   In the file explorer dialog that opens, browse, select and upload the
   new image file.
5. Click **Update** to confirm uploading the selected images.
   * The custom images display in the **Custom** column.
   * The modified images display in their respective headers.

## Removing Customized Command Center UI elements

To undo customization and revert to the default header image and favicon:

1. At the top right of the Command Center window, click the gear icon.
2. In the dropdown menu that displays, select  **UI Customizations**.
3. In the **Customization** view, click the tab of the UI entity to
   customize:
   * **VPSA**
   * **Object Storage**
   * **Command Center**
4. For each custom image that should be reverted to the default,
   in the image’s **Delete** column mark the **Delete** checkbox.
5. Click **Update** to confirm removing the selected images and reverting
   to the default.