Update explore-analyze/_snippets/lens-value-advanced-settings.md

Author: florent-leborgne

explore-analyze/_snippets/lens-value-advanced-settings.md

@@ -4,6 +4,6 @@ Depending on the data you defined, several options allow you to apply additional
 - **Normalize by unit**: Normalize the metric values to show per unit of time.
 - **Filter by**: Specify a query.
 - **Reduced time range**: Reduce the time range specified on the dashboard's time filter by the specified duration.
-- **Time shift**: Shift the time range by the specified duration.
+- **Time shift**: Shift the time range by the specified duration. This is useful if the value should use a different time range than the one selected on the dashboard.
 - **Hide zero values**: Don't show values equal to zero. This option is on by default.
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