Installing Cumulative Update 1 on Content Manager
Apply Cumulative Update 1 on the Content Manager side by upgrading your Content Manager database and your Content Manager server.
Installing Cumulative Update 1 on Content Delivery
Updating the Content Manager database for Cumulative Update 1
Running the Content Manager installer for Cumulative Update 1
Installing Cumulative Update 1 for SDL Tridion Sites 9
Updating Content Delivery databases for Cumulative Update 1
Upgrading the Content Manager database