FIX: Outlook.pst has reached its maximum size (Solved)
This tutorial contains instructions to resolve the following error in Outlook Office 365, 2019, 2016, 2013, 2010, 2007 & 2003: "The file Outlook.pst has reached its maximum size. To reduce the amount of data in this file,select some items that you no longer need, and then permanently delete them (shift +del)".
