# Add channel function ranges

Source: https://help.malighting.com/utility/en/help/key_add_function_ranges.html
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**Requirement:**

- Select attribute in the table Attributes.

For more information see [Attributes](/utility/key_attributes/). 

To add channel function ranges, click on **Add **below the table Channel Function Ranges.\
The window Add Channel Function opens.

![](/img/utility/add_channel_function_v1_3_1-2eb8fe.png)

_Add channel function ranges_

1. Select the **3D SubAttribute** in the drop-down list. 
2. Enter the DMX ranges in the columns **Dmx From** and **Dmx To**.
3. Select an entry unit on the right of the window. 
4. Enter the encoder ranges in the input fields **Encoder From** and **Encoder To**.
5. Enter the physical range for the 3D in the input fields **Physical From** and **Physical To**. 
6. To save and close the window, click **Save**.
7. To abort the operation, click **Cancel**. 

The channel function range is now added.

**Important:**\
Please make sure that the DMX channel ranges do not overlap.

For information on how to delete a function in the table see [Delete channel function ranges](/utility/key_delete_channel_function_ranges/). \