> For the complete documentation index, see [llms.txt](https://developer.tokeninc.com/token-developer-portal-1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.tokeninc.com/token-developer-portal-1/okc-platform-linux/devices/300tr/platform.md).

# Platform

**Formal Package:**

{% file src="/files/2JmIfPdDD57JIxshdRfo" %}

Release Note:

* Keyblock minor bug fix.

<mark style="color:red;">**NOTE:**</mark> These software version must only be used with firmware version FW032&#x36;**.**&#x20;

**Test Package:**

{% file src="/files/fLzaoWY7XdNIvI6CPmB5" %}
300TR Test Package
{% endfile %}

TR31 Key Block Platform:

<mark style="color:red;">**NOTE:**</mark> This version is not an approved version; it has been added so that you can make your TR31 key block developments and view your own validations.

{% file src="/files/7jU9qIRg7BVShgaCgW4O" %}