# File tab
On the **File** tab, you can define the basic file properties for the output of this step.
| Option | Description |
| ------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Filename** | Specify the name of the output text file. The file name of a file in the S3 Cloud uses the following schema:`s3n://s3_bucket_name/absolute_path_to_file` |
| **Do not create file at start** | Select to only create the file at the end of the processing cycle. |
| **Accept file name from field?** | Select to specify file names in a field in the input stream. |
| **File name field** | Specify the field that will contain the file names when **Accept file name from field** is selected. |
| **Extension** | Specify the three-letter file extension to append to the file name. The default is `.txt`. |
| **Include stepnr in filename?** | Select to include the copy number in the file name (`_0` for example) when you run the step in multiple copies (launching several copies of a step). |
| **Include partition nr in file name?** | Select to include the data partition number in the file name. |
| **Include date in file name?** | Select to include the system date in the filename (`_20181231` for example). |
| **Include time in file name?** | Select to include the system time in the filename (`_235959` for example). |
| **Specify Date time format** | Select to include the date time in the filename using a format from the **Date time format** dropdown list. |
| **Date time format** | Select the date time format. |
| Show filename(s)
(button)
| Click to display a list of the files that will be generated. This is a simulation and depends on the number of rows that go into each file. |
| **Add filenames to result** | Clear if you do not want to add file names to the output file. |