Potential issues (varies by version):
Some buttons, such as the email button, may not work:
The HTML editor (WYSIWYG), such as the composition field of discussions and emails, may have some formatting issues.
Click the “Compatibility View” button which is found in the IE address bar of web pages which are not compatible. Please see Microsoft for further information regarding the Compatibility View: http://windows.microsoft.com/en-CA/internet-explorer/products/ie-9/features/compatibility-view