Login into Multiple Accounts in Same Session

[Brett]

Hi @krishnadesai3,
Here are a couple articles that you can check out additional information, let me know if you have any other questions:

Understanding Namespaces, Groups, Users and Shared Folder in Amazon QuickSight

Amazon QuickSight Enterprise edition supports multi-tenancy through namespaces. A QuickSight namespace is a logical container to organize clients, subsidiaries, teams, and so on. This means that multiple tenants, or independent organizations, can share the same QuickSight instance while still keeping their data and assets separate and secure. By using a namespace, you can isolate the Amazon QuickSight users and groups that are registered for that namespace. Users that access the namespace can s…

Supporting multitenancy with isolated namespaces - Amazon QuickSight