# Updates

1.) Server updates:

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Please follow Nebula Tech Venture's guide to keep your server updated: 

<https://coti.nebula-tech.io/knowledgebase/server-updates>
{% endhint %}

2.) Node upgrades:

Make sure to have your node on the latest node version. You can check this in the [COTI Node Monitoring Bot](https://faq.coticommunity.com/node-operation/maintenance/monitoring). Testnet node operators need to check own their own if their node is on the latest version, mainnet node operators will receive a notification by COTI when they need to upgrade to a new node version.

{% hint style="info" %}
Please follow GeordieR's guide to upgrade your node:

<https://cotidocs.geordier.co.uk/upgrading-your-node>
{% endhint %}

3.) SSL renewal:

Your SSL will renew automatically if you have set up your node with [GeordieR's guide](https://faq.coticommunity.com/node-operation/maintenance/broken-reference).