Installation und Upgrade > Installations- und Konfigurationshandbuch - Vorhandene Installation aktualisieren > Updating an Existing Installation > Announcing System Availability
  
Announcing System Availability
After bringing your system back online and completing the special instructions described in the Windchill BITTE ZUERST LESEN, you can announce that users can log on.
Explain that some users will experience downloads of updates and may be required to perform re-installations of some applications (depending upon your site usage of client applications).