Upgrade your Cisco Catalyst Center
Cisco Catalyst Center version 2.3.5.5 is now a recommended release
Cisco strongly recommends upgrading to unlock new capabilities and ensure uninterrupted performance. Version 2.3.5.5 also contains fixes for critical bugs, such as the etcd PKI certificate activation failure issues in Field Notice 74065
Visibility and expanded compliance with Cisco Catalyst Center version 2.3.5.5 (now a recommended release) 
Unlock key new features and functionality introduced in the latest recommended release
- Added application visibility.
- New workflows to automatically remediate identified issues for network profiles and network settings.
- Automated fixes for device compliance violations that are identified during compliance runs.
- New issue creation settings based on syslog data already collected by Cisco Catalyst Center.
- Added visibility on whether an issue is resolved automatically or manually.
- No more manual management of appliance planning and installation.
- Under 90 minute deployment with the launchpad.
- Cloud management and access your networks and applications.
Prepare for your upgrade to Cisco Catalyst Center version 2.3.5.5
Review these key best practices to prepare for your Cisco Catalyst Center upgrade. These steps should be taken 5-7 days before your upgrade.
Run an AURA check
The AURA tool automatically checks the health of your Cisco Catalyst Center appliance and creates an easy to read report on any issues that may cause problems when performing an upgrade.
Create a backup of your Cisco Catalyst Center database
In the unlikely event an upgrade fails, a full system back will ensure you do not lose any operational and production data.
Check the Compatability Matrix
Check the Compatability Matrix to ensure network devices and integrations are supported for all features as you upgrade your Cisco Catalyst Center.
How much time does it take to upgrade?
Plan your upgrade with these time estimates based on your current version.
Resources
Engage in Community
Explore some of the new features of Cisco Catalyst Center version 2.3.5.5 and access key resources to plan and execute your upgrade.