Welcome to the Zend Server 9.1 Installation Guide.
Zend Server can be installed on many operating system, for development and production. In order to review a full list of supported operating systems, please see the System Requirements page.
Zend Server 9.1 does not support upgrading from earlier versions (e.g. versions 7.x, 8.x). If you have an earlier version of Zend Server on the target system, please run a parallel install, migrate your configuration and applications + rules from the earlier instance to the new instance, then test accordingly before placing in production. If you cannot run a parallel instance, you need to remove the earlier version before installing 9.1.
To review specific instructions for your operating system, please select it below.
Need to install an older version?
If You're using an older version of Zend Server, kindly refer to the relevant link below: