I have one of the best and error-free solutions to delete duplicate contacts in Outlook, so here I want to share my experience with a tool when I had a duplicacy issue with my Outlook file at time I asked for the solution to my friend who is a technical professional user and shared all the issues that I faced with my Outlook files he suggested the MailsClick Outlook Duplicate Remover Tool and yes this solution was useful for me that's why here I want to suggest you same solution. This is a user-friendly solution here you don't need to install Outlook on your computer to delete duplicates from OST and PST files. This application can remove duplicates from all data that contain duplicates just you need to select all files and folders to find duplicates with the help of this tool you can delete multiple duplicate files at once without any technical error. Users can install this tool on any Windows version operating system without errors and can work with all versions of Microsoft Outlook 2021,2019, 2016, 2013, 2010, 2007, and 2003 files.