# Control elements

1. Section for selecting exchanges and general settings.

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| Element                             | Description                                                                                                                   |
| ----------------------------------- | ----------------------------------------------------------------------------------------------------------------------------- |
| Selecting exchanges and platforms   | When collapsed, displays a list of selected exchanges. Clicking opens a drop-down menu for selecting and excluding exchanges. |
| <p>Selecting columns</p><p><br></p> | Selecting columns to display in the ticker section.                                                                           |
| Reset settings                      | Resets the screener window settings to their default values.                                                                  |

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Exchanges can be added or removed by clicking on the corresponding checkbox next to the necessary platform.

{% hint style="info" %}
When an exchange is removed, the instruments traded on that platform will be hidden from the list of displayed tickers.
{% endhint %}

2. Filters section

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| Name      | Ticker name and list of platforms on which this instrument is traded.                                                                                                                                                           |
| --------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Change, % | Price change over the selected time period, as well as a filter for minimum and maximum values.                                                                                                                                 |
| Trades    | Filter by number of transactions  over a specified time period.                                                                                                                                                                 |
| Volume    | Filter by volume over a specified time period.                                                                                                                                                                                  |
| NATR%     | Filter by NATR (volatility indicator) for a specified period of time. By default, the average value for the last 10 candles of the specified timeframe is taken.                                                                |
| Spread, % | Filter by spread size in %.                                                                                                                                                                                                     |
| Activity  | <p>Visual indicator of activity on the instrument, determined based on one of the metrics: Volume, number of trades, change in % or NATR. </p><p>The scale is filled in based on the minimum and maximum values.</p><p><br></p> |

3. Ticker section

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The ticker section displays instruments that match the filters, as well as a list of exchanges and platforms where the instrument is traded. Sorting by the highest and lowest values in the column is available.
