However, if you also create contacts manually once in a while, you may end up having multiple contacts for the same person, e.g.

Of course, this is the fastest way to add a new contact in Outlook and there's nothing wrong about it. The most common reason that leads to duplication is dragging a message to the Contacts folder in the Navigation pane in order to have a contact created automatically. Preventing duplicate contacts in Outlook.Linking duplicate contacts in Outlook 20.Merging duplicate Outlook contacts using Gmail.Why duplicate contacts occur in Outlook.Further on in this article you will find how you can check your Outlook contacts for duplicates and merge them without using any third-party software.

With just a little creativity you can figure out a way to solve any, or nearly any, task you are faced with. Luckily, we are not limited to use only those tools that Outlook provides explicitly. But regrettably, an option to dedupe the address book and combine multiple duplicate contacts into one is not on board. Microsoft Outlook provides loads of handy tools that we use and love and even more features that we are unaware of. In this article you will learn how to merge duplicate contacts in Outlook without using any third-party tools, and how to keep your contact list clean in the future.

Delete duplicates in outlook 2003