How to Merge PST Files in Outlook 2016? Outlook is undoubtedly a widely used email client application for communicating and managing daily tasks. Nowadays, Outlook users want to merge PST files in Outlook 2016 to manage and process their data smoothly. If you are one of these users, this article will guide you step by step through the best methods. Here we will discuss the manual and automated (quick) solution to merge multiple PST files into one. Why Combine PST Files into One? There are many reasons or situations when users need to merge their Outlook PST files into one. Some of them are: Merge multiple Outlook accounts into one Avoid accidental data deletion and corruption To share single PST file to team or another person Merge old ANSI PST with UNICODE PST file These are some common reasons behind merging Outlook .pst files into single one. Now, let’s move to the process stepwise. Quick Solution to Merge PST Files in Outlook 2016 Use SysTools PST File Merge Software in order to merge multiple PST files into one file. This utility allows you to manage PST files in a professional level. It offers two options i.e., Merge or Join PST Files. With Merge option, you can merge similar folders into a single one. On the other hand, join option allows you to join multiple PST files by creating a new folder. It supports to combine PST files in Outlook 2019, 2016, 2013, 2010, and other versions. Using this utility, you can merge archives as well as password-protected PST files without entering the password. Moreover, it can combine both ANSI and UNICODE files into a single UNICODE PST file. The user-friendly interface makes it easy to use for all beginners without any guidance. It is an expert recommend utility and also able to remove duplicates from Outlook emails, calendars, tasks, contacts, notes, etc. Steps to Merge Multiple PST Files into One via PST Merger Follow the below steps to efficiently merge PST files in Outlook 2016 and other versions: Step 1. Download and Install PST file merge software on your PC. Step 2. Add Outlook PST files or folder. Step 3. Choose option you want to Merge or Join PST files. Step 4. Select merge in existing PST, new PST or Outlook Profile. Step 5. Click on Next button to start merging Outlook .pst files into single one. Now let’ check out the manual method to combine PST files into one fle. Manual Solution to Merge PST files in Outlook 2016 There is no direct method to merge multiple PST files into one provided by Outlook. However, some indirect workarounds are available that can be used to achieve this task. The manual solution is divided into two parts, first you need to create a new PST and then import old PST files into new one. Part 1: Create a New Blank PST In Outlook, click on New Items >> More Items >> Outlook Data File Browse for a location to save newly create PST and give it a name. Click OK and new PST file is created successfully. Part 2: Merge Existing PST files into new one via Importing Open Outlook, click on the File tab. Select Open & Export >> Import/Export option. Now, Import and Export Wizard will appear, here select the Import from another program or file option. Click Next Select Outlook Data file (.pst) as file type and click Next. Click Browse button and select the file to import and hit Next. Check Do not import duplicates box under Options. Click on Next Select the folder to import from and check Include subfolders box. Select Import items into the same folder in option. Hit on the Finish button. Note: This import process is only for one PST file. If have multiple PST files that you want to import into the newly created file to combine PST files in Outlook 2016, you will need to repeat Part 2 for each PST file. Which One is Better: Manual or Automated Solution The manual approach works well if you have 4 to 5 PST files, otherwise this process is very tedious and time consuming. In addition, this process is difficult for non-technical users. To solve all of these problems, it is a good option to opt for an automated solution, i.e., PST merge software. It allows users to merge Outlook 2016 PST files and remove duplicate items with 100% accuracy. You can also try the demo version first to see it’s working and features.