VERIFIED SOLUTION i

OfficeMail OFMA Printer Driver logins session token location

The OFMA printer driver's logins session token is kept in registry in AuthTicket of HKEY_CURRENT_USER\Software\Pitney Bowes\P/I OfficeMail\Preview Utility.
This will only be kept when user login and tick the "keep me signed in" checkbox upon the Printer Driver login.

Please verify and contact us at software.support@pb.com if you have any query.
 
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UPDATED:  March 23, 2017