# M-9.2(Multi-Coin)

The multi-coin firmware M-9.0 the update includes the following:

* Keplr wallet support

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

* Support exporting extended public keys for BTC (in 3 address formats), LTC, DASH, BCH
* Fixed a bug where the Russian language appears on the Connect Wallet page instead of the master language (English)
* Optimization of content on the “Connect Wallet” page
* Optimized the prompt copy on the "Receive Page" for ETH

Tutorial for firmware upgrade:

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