What is a Slicer?
A slicer/filter is an interactive visual filter that allows users to dynamically filter and control the data displayed in a report or dashboard.
How Slicers Work:
- User Interaction: You can select values from slicers to filter data across all visuals that are connected to that slicer.
- Multiple Slicers: You can add more than one slicer to a report allowing users to filter data by different dimensions at the same time.
- Visual Impact: When a user makes a selection in a slicer, all the visuals connected to that slicer will automatically update to reflect the filtered data.
Types of Slicers:
- Default Slicer: The basic slicer where users can select values from a list or dropdown.
- Button Slicer: A more visually interactive slicer where users can toggle between options using buttons.
- Text Slicer: A slicer that lets users filter by typing in a search term or keyword.
- List Slicer: A list of filter options displayed on the screen where users can select one or multiple values.
1. Default Slicer:
The Default Slicer is the standard slicer in Power BI that allows users to filter data using a variety of selection methods, such as single or multi-select dropdowns and list boxes.
Key Features:
- Slicer Selection: By default the slicer lets you choose one or more values (Sigle/Multi select) from a list to filter data.
- Slicer Style: You can choose a Vertical list, Tile or Dropdown style based on how much space you have on your report canvas.
- Date Slicers: It can also be used for time-based filtering, providing options to select specific dates or ranges.
When to Use:
- For Basic Filtering: If you need to filter data by one or more categories (year, region, product) the default slicer is perfect.
- When You Have a Limited Set of Filter Options: It is best used when the list of filter values is not too extensive or when filtering is done by a specific category like Region or Product Category, etc.

2. Button Slicer:
The Button Slicer is a newer slicer type in Power BI that allows users to toggle between different options using buttons. It is more visually engaging and allows for a more modern and interactive experience.
Key Features:
- Slicer Selection: The slicer lets you choose one or more values (Sigle/Force selection) from a slicer setting.
- Toggle Between Options: Users can click buttons to filter data based on specific options.
- More Visual Appeal: The button slicer gives a more dynamic feel to the report compared to traditional slicers.
- Customizable Buttons: You can customize button arrangement, style, shape and even you can assign image/label to each button.
- Image: You can add images to each button providing a visually appealing and interactive way for users to select filter options, making the slicer more intuitive and engaging.
When to Use:
- For Interactive Reports: If you want to make the user experience more engaging and interactive.
- When Filtering with a Less Options: Ideal for cases where you have only a few filter choices and want users to quickly toggle between them like Region or Quarter or etc.

3. Text Slicer:
The Text Slicer is a more advanced type of slicer that allows users to filter data by typing in a search term or part of a word.
Key Features:
- Search Functionality: It provides a search box where users can type keywords or part of the word and the slicer will filter the options based on the input.
- Great for Large Datasets: It is perfect for datasets with many categories, as users can quickly type to find and select options rather than scrolling through long lists.
- Dynamic Interaction: The slicer updates in real time as the user types, making it an intuitive and efficient way to filter data.
- Multi Select: When the Accept Multiple Values option is enabled, users can select one or more values. After entering each value press Enter or click Apply buttoon (-->) to confirm the selection.
When to Use:
- For Large Datasets: When there are many items to choose from, such as filtering products by name, city, or customer.
- When You Need a More Flexible Filter: Ideal for scenarios where the user might not know all the available options and would prefer to search by keyword.

4. List Slicer:
The List Slicer is also kind of default slicer but it has wonderful feature called Paste. By using paste option, you are able to paste multiple values at a time.
Key Features:
- Slicer Selection: By using selection settings, you can modify the slicer selection either single or multiple.
- Multi-button Layout: You can configure the number of visible values or buttons and arrangement based on the available slicer space.
- Image: You can enhance the user experience by adding images to the slicer, allowing users to visually identify filter options alongside text.
- Easy Navigation: The slicer lists all the available values, and users can click to select one or multiple values.
- Scrollable: If there are too many values to fit in a single view, the slicer can be made scrollable.
- Multi-Select: Users can select multiple items by holding down the control key or by configuring the slicer to allow multiple selections.
When to Use:
- For Large or Small Datasets: This slicer works well whether you have a small number of items or a large list, as it allows users to see all available options.
- When You Want Easy Selection: If you want users to easily see all filter choices at once, without needing to type or toggle, this slicer offers clear visibility.
- Select Multiple Filters: When you need to apply multiple filters simultaneously, allowing them to paste a list of values using the Paste option available in the slicer’s More options menu.
- Comprehensive List: Ideal for scenarios where you want to provide a comprehensive list but still maintain control over the filtering process.

Power BI offers a range of slicers to enhance the interactivity of your reports and dashboards. The key is understanding when and how to use each type to provide the best user experience.