# Format the SD card of the Rebel Data Logger.

After launching the Dialog Software, the user must connect the Rebel Data logger to the PC using a USB cable. To format the SD card in the Rebel data logger, click the 'Format SD' tab in the navigation bar.

<figure><img src="https://3979528544-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FFiflr3JdTVky5EaTMlxu%2Fuploads%2FoFkEY6aOrWfQ2sK5iorg%2Fimage.png?alt=media&#x26;token=26a04074-9530-4d89-b6f5-3024311dd0df" alt=""><figcaption></figcaption></figure>

![](https://3979528544-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FFiflr3JdTVky5EaTMlxu%2Fuploads%2FsJzBJdMad3TB81PWMYvL%2Fimage.png?alt=media\&token=b6ffb1cf-0203-4727-9e28-e1c2a585863e)

The user must click 'Yes' if they wish to proceed; otherwise, click 'No' to stop the SD card from getting formatted (the SD card is not formatted until now).

![](https://3979528544-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FFiflr3JdTVky5EaTMlxu%2Fuploads%2F7ZfdOq3ObLrF5tKOwHNl%2Fimage.png?alt=media\&token=8a6ea270-d75e-433a-9325-7bc6d396add6)

Once the user has pressed the 'OK' tab and selected to format the SD card, the below window is displayed.

![](https://3979528544-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FFiflr3JdTVky5EaTMlxu%2Fuploads%2FCLEl23MsnQfLalck7wp9%2Fimage.png?alt=media\&token=e0954678-265d-439b-8081-4978f6c9151a)

Once done, press 'Yes' to erase the device's active configuration; else 'No'.

![](https://3979528544-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FFiflr3JdTVky5EaTMlxu%2Fuploads%2FSViNo1Z7JjbQHo9TUwpd%2Fimage.png?alt=media\&token=a189a145-c9a5-4c4b-ac16-4bcfc90f0b05)

Once the SD card is formatted successfully, it will reflect the status on the status message window.

<figure><img src="https://3979528544-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FFiflr3JdTVky5EaTMlxu%2Fuploads%2FVqHcjikCxnrmTN8uF2Sa%2Fimage.png?alt=media&#x26;token=dfdf683f-8ee2-4b05-b699-15944fe399fd" alt=""><figcaption></figcaption></figure>

[Click ](https://app.gitbook.com/s/YNtwPTZTUk65EtDvDNhd/dialog/dialog-tutorial-videos/set-date-and-time-format-sd-card-and-re-flash-firmware-of-rebel-data-logger)to watch the tutorial video.