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Installation Guide › Upgrading CA Virtual Assurance › Prepare the Environment You Want to Upgrade
Prepare the Environment You Want to Upgrade
This section describes how you can prepare your environment before you start the upgrade process.
![How to Prepare Your Environment to be Upgraded](1890660.png)
Follow these steps:
Establish a Maintenance Window
Apply Important Patches
Back up the Entire System
Revert Multiple Apache Configuration to Single Apache
Stop Services
Set Auto Close to False
Review Upgrade Limitations
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