> For the complete documentation index, see [llms.txt](https://os.lunaromp.tech/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://os.lunaromp.tech/features/device-backup.md).

# Device backup

Secure OS supports a device backup and restore functionality through the Backup Manager app.

{% hint style="success" %}
The Backup Manager app can be accessed through Settings > System > Backup
{% endhint %}

The backup includes:

<details>

<summary>App data</summary>

Includes app data only. The user needs to download apps again prior to restoring app data.

</details>

<details>

<summary>Files</summary>

Includes all of the documents, photos, and other media stored in the internal device storage

</details>

<details>

<summary>Systems settings</summary>

Includes systems settings such as wi-fi networks, display preferences, sound settings, language choices, and more.

</details>