How to resolve the issue that prevents Global Admin users from rearranging Workspace tabs when using an ACL that has the "Add/Remove Widgets" privilege set to "No"?
Procedure
In the Menu bar, choose Manage > System.
Click the Groups tab.
Click the Group containing the affected ACL.
Click Permissions.
Click Edit on the affected ACL.
Change the privilege Add/Remove Widgets to Yes.
Click Done, Save and Save again.
Return to Web UI by clicking the blue banner at top of the page.
Logout completely and log back in.
Go to the affected ACL.
Rearrange tabs as desired.
Repeat steps 1 through 5.
Change the privilege Add/Remove Widgets back to No.
Repeat steps 7, 8.
Logout completely and log back in.
Any other users will have to logout and log in to see the changes.