Step-by-Step Guide to Create a Slicer for Date in Power BI

1. Open Power BI Desktop:

Launch Power BI Desktop on your computer.

2. Load Your Data:

Click on Home > Get Data.

Choose your data source (e.g., Excel, SQL Server, etc.) and load your data into Power BI.

3. Select the Data for the Slicer:

In the "Data Pane", select the data fields you want to visualize. For example, you might choose Order Date.

4. Insert a Slicer:

Go to the "Build" pane on the right side.

Click on the "Slicer" icon.

5. Configure the Slicer:

Drag the desired fields to the appropriate areas in the Build pane

6. Customize the Card:

Use the "Format" pane to customize the appearance of your chart. You can change colors, add data labels, adjust axis titles, and more.

7. Save Your Report:

Once you're satisfied with your chart, save your report by clicking on File > Save As.

Example

Load the Sales Data:

Import your sales data into Power BI.

Create the Slicer:

Select the "Slicer" from the "Build" pane.

Add Fields:

Drag the "Order Date" field to the "Field" 

Customize:

Use the "Format" pane to adjust the chart's appearance.

By following these steps, you should be able to create a "Date Slicer" in Power BI that effectively visualizes your data

Try Following Formatting Options

1. Prepare a table below slicer with columns - Order Date and Sales

Go to "Build" pane - select "Table" visual - drag "Order Date" to "Columns" - drag "Sales" to "Columns" - now try selecting different categories in the slicer - the table shows data as per the date selected in the slicer - to clear the selection of slicer, click on the small "Eraser / Clear selection" icon in the slicer

2. Formatting in Date Slicers 

In the "Format" pane - go to "Options" - click on the dropdown under "Style" option - Select and try different options like Vertical list, Tile, Between, Before, After, Dropdown, Relative Date - Apply and try various styles to change look of your visual.