# Check Control

This action is used to activate and deactivate a specific checkbox, radio button, or change the state of a toggle button.

**Check Control** runs in the **background**, so it doesn't set focus on the selected control.

## **Properties**

![](/files/-MfcES06EibmhHZixcOu)

### **Input**

* **Identifier**: indicate a new UI element, or select from the already defined list of selectors. (TAP into our unique [UI Browser](/getting-started/tap-studio/control-identifiers-in-ui-browser.md)).

![](/files/-MfcF6S3ds2ORHGvTUDE)

* **Action Type**:
  *  Activate – tick a checkbox
  *  Deactivate – untick a ticked checkbox
  * Toggle – change the position of a toggle button
* **Interaction Method**:
  * Input\_Symulation
  * Low\_Level

### **Misc**

* **Display Name**: action display name in your implementation project.
* **Wait Before**: number milliseconds robot to wait before executing the action.
* **Wait After:** number milliseconds robot to wait until moving to the next action.
* **Abort on Error**: True/False
* **Retry Times**: Specifies the number of times to retry an action if it doesn't end successfully. Default value 0 (no retry); Use -1 if you want to retry indefinitely. 

## **Use Case**

### **Potential Use Cases**

* Tick / untick the checkbox of an application form in order different fields to be enabled or disabled.
* Tick / untick checkboxes or toggle buttons, part of an application configuration.

### **Examples of Using Check Control**

**Example**

In this example, the robot will use the Check Control activity to enable additional features in NotePad++

Watch the robot in action:

{% embed url="<https://youtu.be/mV0DlCVLlE0>" %}

You can see how the **Check Control** activity is used in an example that incorporates multiple activities. You can check and download the example from here:

{% file src="/files/-MT1mmMIgSh7AqH5tkwQ" %}
Check Control sample project
{% endfile %}

The article doesn't fully answer your question, or you want to find out more? Ask your question in the comments, on our community forum, or contact our support team or your account manager. Whatever works for you, your question will find its answer soon!


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