Power BI Line charts is used to display change or trends over a period of time. A combination of two or more than two lines can be used to compare trends over time.
Implement Small multiples feature- Small multiples chart
Let’s get started-
Download the sample Dataset from below link-
Following these steps in order to create a Line charts-
Step-1: Import Orders dataset from Global superstore file.
Step-2: Add Line charts into Power BI canvas and drag below columns-
Axis: Drag Year column
Values: Sales & Profit

Line chart in Power BI
Formatting Line charts
You can set the font size, font family, color for charts. Now click any where on chart then go to Format Section & set below properties-
General: Allows you to set X axis, Y axis, width & height of Bar chart.
Data colors: Using this section you can change the colors used for each series in the chart & customize the all line color individually.
X-Axis: Set the font size, font family, color, display units, title & grid lines for x-axis.
Y-Axis: Set the font size, font family, color, display units, line style, title & grid lines for y-axis.
Secondary Y-axis: Set the font size, font family, color, display units & title for secondary y-axis.
Data labels: Its enable values on Line chart.
Title: Specified the Title name for Line chart.
Shapes: You can enable markers on Line & customize the marker shapes for all lines individually.
Zoom Slider: Enables zoom feature on chart, using this you can easily saw the small values on chart.

Line charts formatting
Line charts with Secondary Y axis-
Secondary Y-axis is used to display small values on line chart, Go to format section > Enable secondary Y-axis.

Line charts secondary y axis
Refer more Power BI visuals- Power BI Visuals
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