This tutorial will show you how to remove disable or turn off the Compatibility Mode in Microsoft Excel. Without Compatibility Mode, some documents may display incorrectly.

Microsoft Office 2010 includes a new "Protected View" that, by default, will open all Outlook attachments and documents downloaded from the Internet in "read-only" mode.

Learn how to turn on or off File validation in Word, Excel, and PowerPoint. Enable or disable it using Registry or Group Policy Editor.