# M-7.0 (Multi-Coin)

The multi-coin firmware M-7.0 includes the following updates:

* Add Solana mode for supporting Near blockchain, currently can work with Sender wallet extension.

{% content-ref url="../../3rd-party-wallets/near-wallets/sender-wallet-extension" %}
[sender-wallet-extension](https://support.keyst.one/3rd-party-wallets/near-wallets/sender-wallet-extension)
{% 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 %}