The Global view is available only to administrators, users will see there tabs with their pending approvals and their API Keys.
To access the Global view:
Click “Apps” on the top menu
Click Approval Path
In the “Approvals” tab you can see a list of all approvals in all spaces.
You can filter it by:
assignee (a user in the current step),
In the “Activity” tab you can see a list of all actions in all spaces
In the “Definitions” tab you can see a list of all definitions in all spaces, add new definitions and edit existing ones and also add global definitions.
To add a global approval path definition, you need to leave the “spaces” field empty.
On the “Permissions” tab you can grant or provoke permissions on Space and Page level.
In the API Keys tab, you can see a list of API keys, create new API Keys and edit existing ones.
You can find more details about it here.