> For the complete documentation index, see [llms.txt](https://docs.exvist.com/transmitter/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.exvist.com/transmitter/upgrade/upgrade-firmware.md).

# Upgrade Firmware

Please follow below steps:

* Start a browser like IE, Chrome, Firefox (Chrome Recommended);
* Enter the default IP address: 192.168.1.166(Transmitter), 192.168.1.167(Receiver);
* Go to Tab System Config->System Update->Browse the file->Click"Upgrade"

![](/files/eI8rbkKMh2vHcix77CPZ)

{% hint style="info" %}
NOTE: if it's already the latest firmware, then it will prompt you"Software is the newest" after the upgrade process is around 2%. Normally the upgrade process will go to around 18% and then it will upgrade successfully. Or else it's failed to upgrade.
{% endhint %}