**How to Fix 'Outlook Data File has reached the Maximum Size'** If you are getting an error saying that the outlook data file has reached maximum size, then you can fix it by using the WebbyAcad OST to PST Converter Tool. Following are the procedures to follow: • Firstly, you need to download and install the tool from the official website. • Then, open the application and choose the big OST file. • Select the option to change the file to PST format. • This process will split and reduce the size of the original file, making it easier to handle. • After that, open Microsoft Outlook and go to **File > Open & Export > Open Outlook Data File,** and pick the newly created PST file. This will let you access your emails and data without any size problems. To keep everything running smoothly, it's a good idea to organize your PST files by saving older emails separately and using the converter tool when needed. For detailed information kindly go through this link: https://www.webbyacad.net/blog/steps-to-fix-outlook-data-file-has-reached-the-maximum-size/ #convertosttopst #fixosthasreachedthemaximumsize #osttopstconvertertool #outlookdatafilehasreacheditsmaximumsize #outlookfilesizelimit