# Data Editing

### Edit output data <a href="#edit-output-data" id="edit-output-data"></a>

To edit output data:

1. Run the node to load data.
2. In the **OUTPUT** view, select **JSON** to switch to JSON view.
3. Select **Edit** ![Edit data icon](https://docs.n8n.io/_images/data/data-pinning/edit-data.png).
4. Edit your data.
5. Select **Save**. Appizap Workflow Builder saves your data changes and pins your data.

### Use data from previous executions <a href="#use-data-from-previous-executions" id="use-data-from-previous-executions"></a>

You can copy data from nodes in previous workflow executions:

1. Open the left menu.
2. Select **Executions**.
3. Browse the workflow executions list to find the one with the data you want to copy.
4. Select **Open Past Execution** ![Open past execution icon](https://docs.n8n.io/_images/data/data-pinning/open-execution.png).
5. Double click the node whose data you want to copy.
6. If it's table layout, select **JSON** to switch to JSON view.
7. There are two ways to copy the JSON:
8. Select the JSON you want by highlighting it, like selecting text. Then use `ctrl` + `c` to copy it.
9. Select the JSON you want to copy by clicking on a parameter. Then:
   1. Hover over the JSON. Appizap Workflow Builder displays the **Copy** ![Copy data icon](https://docs.n8n.io/_images/data/data-pinning/copy-data.png) button.
   2. Select **Copy** ![Copy data icon](https://docs.n8n.io/_images/data/data-pinning/copy-data.png).
   3. You can choose what to copy:
      * **Copy Item Path** and **Copy Parameter Path** gives you expressions that access parts of the JSON.
      * **Copy Value**: copies the entire selected JSON.
10. Return to the workflow you're working on:
    1. Open the left menu.
    2. Select **Workflows**.
    3. Select **Open**.
    4. Select the workflow you want to open.
11. Open the node where you want to use the copied data.
12. If there is no data, run the node to load data.
13. In the **OUTPUT** view, select **JSON** to switch to JSON view.
14. Select **Edit** ![Edit data icon](https://docs.n8n.io/_images/data/data-pinning/edit-data.png).
15. Paste in the data from the previous execution.
16. Select **Save**. Appizap Workflow Builder saves your data changes and pins your data.

{% hint style="info" %}
Data editing is not allowed during production workflow runs. It is only available for testing workflows during development.
{% endhint %}