Note: 1. If the login through administrator user fails then try to impersonate any other User.
2. Make sure the impersonated user account has impersonation permissions to each associated Mailbox (Users). That's, impersonated user should have impersonation permissions to all associated Mailboxes.
Execute the below commands on your Exchange Management Shell (Run as Administrator)
a. If you are getting error in Exchange Management shell as shown below, You need to enter the FQDN.
b. Follow the below steps to get the FQDN
On the Windows Taskbar, click Start > Programs > Administrative Tools > Active Directory Domains and Trusts.
In the left pane of the Active Directory Domains and Trusts dialog box, look under Active Directory Domains and Trusts. The FQDN for the computer or computers is listed.
c. Connection to the Exchange Server is established
Step 2:
Command:
Copy & Paste it on EMSSet-ExecutionPolicy Unrestricted
Result:
Step 3:
Command:
Copy & Paste it on EMSEnable-OrganizationCustomization
Ignore this results, if the error is "This operation is not required. Organization is already enabled for customization."
Result:
Step 4:
Command:
Copy & Paste it on EMS & change UserNew-ManagementRoleAssignment -Role "ApplicationImpersonation" -User administrator@domain.com
Result:
Note: Click here to know the steps to set Impersonation rights using GUI
