Do the following to enable cookies:
From the Tools drop-down menu at the top of the window, select Preferences.
Select the Advanced tab at the top of the ‘Preferences’ window.
Select the Cookies item in the list on the left-side of the window.
Select the Accept Cookies radio button.
Click OK to save your changes and close the ‘Preferences’ window.
Finally, Refresh your browser, and ensure the ‘cookie status’ at the top of this window has turned green.
Other options exist to fully customise cookie management. See your browser’s help pages for more details.