> For the complete documentation index, see [llms.txt](https://stavr-team.gitbook.io/nodes-guides/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://stavr-team.gitbook.io/nodes-guides/testnets/crowd/upgrade.md).

# Upgrade

***🟢NEW CHAIN🟢***** 09.07.25**

*<mark style="color:yellow;">at Height -> xxxx</mark>*

```python
cd $HOME && mkdir -p go/bin/
sudo systemctl stop Cardchaind
wget -O Cardchaind https://github.com/DecentralCardGame/Cardchain/releases/download/v0.18.0/cardchaind
chmod +x Cardchaind
mv $HOME/Cardchaind $(which Cardchaind)
Cardchaind tendermint unsafe-reset-all --home /root/.cardchaind
Cardchaind config chain-id cardtestnet-14
wget -O $HOME/.cardchaind/config/addrbook.json "https://server-3.stavr.tech/Testnet/Crowd/addrbook.json"
wget -O $HOME/.cardchaind/config/genesis.json "https://server-3.stavr.tech/Testnet/Crowd/genesis.json"
sudo systemctl restart Cardchaind && journalctl -fu Cardchaind -n100 -ocat
```

&#x20;                                    **GitHub**

<https://github.com/DecentralCardGame/Cardchain/tags>