Problem One day I found out my reading panel had been disabled in Microsoft Outlook.
It is very inconvenient for me, because I cannot preview my email anymore. Root Cause Because of corporate's security policy, it disabled all employees' reading panel in everyone's Microsoft Outlook. Solution 1. Start => type in "regedit" => enter
2. Find the registry : HKEY_CURRENT_USER\Software\Policies\Microsoft\office\14.0\Outlook\options
3. Change the value of property, disablereadingpane, from 1 to 0
Requirement Unique distinct values are all cell values but duplicate values are removed. Example sheet - How to remove duplicate values Column A contains names, some cells have duplicate values. Step 1. Select column which have duplicate values