Apply Impersonation for Microsoft Exchange Server

Go to Exchange Admin Centre - Enter your Exchange "Admin" login details to Sign in [Admin Accounts].

Click & Select "Administrator" Catagory from mailboxes.

Check the permission button.

Now, select the hygiene management. You need to add "ApplicationImpersonation" role and member.

Double-click on hygiene management. Now, add "ApplicationImpersonation" role.

Now, add user/member.

Click on Save button.

"ApplicationImpersonation" applied for administrator profile.