# Upgrade the server

{% content-ref url="upgrade-the-server/before-you-upgrade" %}
[before-you-upgrade](https://docs.sonarsource.com/sonarqube-server/9.9/setup-and-upgrade/upgrade-the-server/before-you-upgrade)
{% endcontent-ref %}

{% content-ref url="upgrade-the-server/active-versions" %}
[active-versions](https://docs.sonarsource.com/sonarqube-server/9.9/setup-and-upgrade/upgrade-the-server/active-versions)
{% endcontent-ref %}

{% content-ref url="upgrade-the-server/upgrade-guide" %}
[upgrade-guide](https://docs.sonarsource.com/sonarqube-server/9.9/setup-and-upgrade/upgrade-the-server/upgrade-guide)
{% endcontent-ref %}