HKLM\SYSTEM\CurrentControlSet\Control\Print\
The Providers subkey contains information about the network printers. The printers listed in this subkey are not hosted locally, but are printers to which the local computer is connected.
Note
Providers entries for LanMan Print Services are stored in the Providers subkey in the SOFTWARE key. This is a change from Windows NT 4.0 and earlier.
Related Entries
Providers subkey in the SOFTWARE key
Providers subkey in the <server-name> subkey