/mcpAfter upgrading Unified CCX, the CAs that are not approved by Cisco are removed from the platform trust store. However, you can add them back, if necessary. • For information about the list of CAs that Cisco supports, see Cisco Trusted External Root Bundle in https://www.cisco.com/security/pki. • For information about adding a certificate, follow the procedure mentioned from step 5 under Obtain and Upload CA Certificate section in Cisco Unified Contact Center Express Admin and Operations Guide. Note Upgrade Unified CCX Using CLI Step 1 Log in to Cisco Unified OS Platform CLI using administrator username and password. Step 2 Enter the command show version active and check the current version. Step 3 Enter the command utils system upgrade status and check that the node is ready for upgrade. Step 4 Enter the command utils system upgrade initiate to initiate the upgrade process. Step 5 Choose the source where the upgrade file is placed. Step 6 Follow the instructions on the screen. Your entries are validated and the available files list is displayed. Step 7 After the installation is complete, enter the show version inactive command to check the upgraded version. If you enter show version active command during the upgrade process (by using an ISO image), it displays the version that is being upgraded to. After upgrading Unified CCX, the CAs that are not approved by Cisco are removed from the platform trust store. However, you can add them back, if necessary. • For information about the list of CAs that Cisco supports, see Cisco Trusted External Root Bundle in https://www.cisco.com/security/pki. • For information about adding a certificate, follow the procedure mentioned from step 5 under Obtain and Upload CA Certificate section in Cisco Unified Contact Center Express Admin and Operations Guide. Note Upgrade VMware Tools Perform the below procedures to install and upgrade VMware tools for Unified CCX post Refresh Upgrade and prior to initiating Switch Version. Cisco Unified Contact Center Express Install and Upgrade Guide, Release 12.5(1) SU3 23 Unified CCX Upgrade Upgrade Unified CCX Using CLI