How to change user permissions on Target from Marketing Cloud?

Sign in to Adobe Marketing Cloud for your organization.

Click the App icon () in navigation bar on the upper-right corner of your screen.

Go to Administration (this option is only displayed if you are a system admin). 

Launch Admin Console. 

Go to Products.

Select the Product Name > Adobe Target. 

Select Default Workspace.

Search for the user on the right side of the user drop-down for Observer, Editor, and Approver. 

If a user does not exist, then add the user by selecting plus sign from upper-right corner.

Select the Role (across their names under Product role).