End a sync relationship
Microsoft ActiveSync Help  

End a sync relationship

Ending a synchronization relationship removes all of the synchronization and file conversion settings you have chosen for the device.

  1. Disconnect your device from your PC.
  2. On the File menu, click Mobile Device.
  3. Select the device whose synchronization relationship you want to end.
  4. On the File menu, click Delete Mobile Device.

See also

Overview of synchronization relationships

Set up a sync relationship with one PC

Set up sync relationships with two PCs