Working with a computer program that seems to be malfunctioning can be frustrating. This notion can be especially true with Microsoft Outlook, which many people depend on daily for emails, contacts and calendars. Often settings in Outlook that are meant to help with organizing messages, such as rules or syncing with a mobile device, duplicate email messages and provide other undesired results. Before reinstalling Outlook, inspect your rules, mobile sync options and account settings to ensure engaged settings are not duplicating your email messages. Writer Bio
