# How to update WISE-3240, WISE-1840 FW and OTA the EPD device FW?

## Upgrade WISE-1840

As for how to upgrade WISE-1840, please follow the instructions below.

{% content-ref url="../../../user-interface-and-functions/web-user-interface/firmware-ota/configure-ftp-storage" %}
[configure-ftp-storage](../../../user-interface-and-functions/web-user-interface/firmware-ota/configure-ftp-storage)
{% endcontent-ref %}

{% content-ref url="../../../user-interface-and-functions/web-user-interface/firmware-ota/upload-firmware-package" %}
[upload-firmware-package](../../../user-interface-and-functions/web-user-interface/firmware-ota/upload-firmware-package)
{% endcontent-ref %}

{% content-ref url="../../../user-interface-and-functions/web-user-interface/firmware-ota/firmware-upgrade" %}
[firmware-upgrade](../../../user-interface-and-functions/web-user-interface/firmware-ota/firmware-upgrade)
{% endcontent-ref %}

## Upgrade EPD

As for how to upgrade EPD, please follow the instructions below.

{% content-ref url="../../../user-interface-and-functions/web-user-interface/firmware-ota/configure-ftp-storage" %}
[configure-ftp-storage](../../../user-interface-and-functions/web-user-interface/firmware-ota/configure-ftp-storage)
{% endcontent-ref %}

{% content-ref url="../../../user-interface-and-functions/web-user-interface/firmware-ota/upload-firmware-package" %}
[upload-firmware-package](../../../user-interface-and-functions/web-user-interface/firmware-ota/upload-firmware-package)
{% endcontent-ref %}

{% content-ref url="../../../user-interface-and-functions/web-user-interface/firmware-ota/firmware-upgrade" %}
[firmware-upgrade](../../../user-interface-and-functions/web-user-interface/firmware-ota/firmware-upgrade)
{% endcontent-ref %}

## Upgrade WISE-3240

Login to the EPD Router page. The account is root and the password is ePaper.

<figure><img src="https://3356936024-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FvoLI0hSi2PAK59nEdFUh%2Fuploads%2FEJZBCPpFqUiEyUYbDFGv%2Fimage.png?alt=media&#x26;token=a60381e0-55c8-4530-b6e4-e077e1abf16c" alt=""><figcaption></figcaption></figure>

Click “**System**” -> “**Backup/Flash Firmware**”-> “**Select file**”-> “**Flash image**”

<figure><img src="https://3356936024-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FvoLI0hSi2PAK59nEdFUh%2Fuploads%2FuveFAy2dIrY0DUxZqQvB%2Fimage.png?alt=media&#x26;token=eaf8ed98-ff47-4988-ae42-b4a6ff64879a" alt=""><figcaption></figcaption></figure>

When you click **Flash Image**, it will show the checksum value. Please check the checksum first. If the checksum is correct, you can click “**Proceed**”.

<figure><img src="https://3356936024-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FvoLI0hSi2PAK59nEdFUh%2Fuploads%2FxaqKjr6ZcI9o3MwgTvx4%2Fimage.png?alt=media&#x26;token=a956cd81-b22d-421e-8537-8bf7ce0ac06c" alt=""><figcaption></figcaption></figure>

After clicking “**Proceed**”, the WISE-3240 will restart. You can check the version in the “**Status**”-> “**Overview**”.
