Overview of all the settings that would be available in Manage Workspace
Path: Workspace Homepage >> Apps Icon >> Manage Workspace
The Workspace settings comprise five primary Categories that enable customization and configuration of workspace features according to specific requirements. Once these settings are activated, they will apply to all communities within the workspace. However, should a community administrator wish to implement changes at the community level, those changes will take precedence over the workspace settings for that particular community.
Workspace Configuration
This setting allows to set up the workspace with three sub-settings mainly the Workspace info, Profile questions and Strings. 
Help Article on Workspace Info
Help Article on Profile Questions
Email Settings
This section comprises all the email-related settings.
Help Article on Email Settings
Security
This section provides options for establishing various authentication methods, enabling auto approvals, establishing security policies and SSO debugger.
Help Article on Authentication
Help Article on Access Control
Help Article on Security Policy
Subscription
This section shows the subscription dashboard of the workspace showing the number of communities & campaigns, seats taken and tokens used along with the billing information.
Data Management
This section allows the admin of the workspace to manage, erase or delete members and communities.
Help Article on Data Management