1. Verify that the target system starts and no errors are present in post-upgrade logs.

2. Ensure that all backups have been performed and verified.

3. Enable and retest all customizations on the upgraded target system. Note: You must perform the first step in this list before applying or enabling customizations.

4. See the "Post-Upgrade System Considerations" section in the PTC FlexPLM Installation and Configuration Guide to determine additional requirements for the previously configured target installation.

5. Execute WinRU on the target installation.

6. Run Windchill WCA tools to configure caches and other performance properties appropriately.