Originally Posted by
sjors1982
In Windows 7 or Windows Vista,
Log in as administrator
Click the Start orb and right-click “Computer”
Choose “Properties” from the context menu.
Choose “Advanced system settings” from under “Tasks” in the left pane.
Approve the User Account Control query (You will have to be an administrator to do it).
Click the button “Settings” in the Performance section.
Click the tab “Data Execution Prevention”
choose either “Turn on DEP for all programs and services except those I select:” or “Turn on DEP for essential Windows programs and services only to select the OptIn policy”
If you choose “Turn on DEP for all programs and services except those I select:”, click Add to add the programs that you do not want to use the DEP feature.
Click OK twice
Restart the computer for the changes to take effect