# M-7.2 (Multi-Coin)

The multi-coin firmware M-7.2 includes the following updates:

* Supporting decoding Multi-sig transactions on Safe

{% content-ref url="../../advanced-features/decoding-multi-signature-transactions" %}
[decoding-multi-signature-transactions](https://support.keyst.one/advanced-features/decoding-multi-signature-transactions)
{% endcontent-ref %}

Tutorial for firmware upgrade:

{% content-ref url="../../getting-started/firmware-upgrading" %}
[firmware-upgrading](https://support.keyst.one/getting-started/firmware-upgrading)
{% endcontent-ref %}