Target line

Go to Analytics area under visualizations and Click on Y-Axis Constant Line and you can add multiple target lines here and format accordingly

Hi PowerBINoob24 ,

Thank you, NishPatel, for your helpful and quick response.
My additions are as follows.
Here is the dummy data I created.

The fields in the line chart are as follows.

Please select your line chart, and in the Visualizations pane, do the following.
Line colors can be changed on your request.
You can also set the Data label option to "on".

Result is as below.

For more you may refer to:

Use the Analytics pane in Power BI Desktop - Power BI | Microsoft Learn

Best Regards,
Yulia Yan

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