Use the Label Background settings to customize the appearance of the selected threshold label background, border, and shadow.
- Color: select the background color of the threshold label.
- Opacity: adjust the transparency of the label background.
- Line Color: choose the color of the label border.
- Line Opacity: adjust the transparency of the label border.
- Line Width: set the thickness of the label border.
- Shadow Color: select the color of the label shadow
- Shadow Opacity: Adjust the transparency of the label shadow.
- Shadow Blur: control the blur intensity of the label shadow.
- Label Border Radius: control the corner radius of the threshold label background.
The Label Background settings are available when Label is enabled for the selected threshold.

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