You must update the components in the following order:
Identity Vault
Identity Manager Engine
Remote Loader
Fanout Agent
iManager Web Administration
(Conditional) PostgreSQL
NOTE:NetIQ recommends you to update PostgreSQL to the latest version when you are using PostgreSQL shipped with Identity Manager and when PostgreSQL (shipped with Idenity Manager) is installed on the same server as Identity Applications or Identity Reporting. For information on the supported versions of PostgreSQL, see the Identity Manager 4.8.x System Requirements Guide.
Identity Applications (for Advanced Edition)
Identity Reporting
Designer
Sentinel Log Management for IGA
Self-Service Password Reset (SSPR)
NOTE:Standalone update of SSPR is required if SSPR is installed on a remote server.