Sometimes, however, DEP can cause conflicts with legitimate programs.

If this happens to you, here’s how to disable Windows DEP for specific applications.

Instructions in this article apply to Windows 10, 8, and 7.

System and Security highlighted in the Wndows Control panel

What Is Data Execution Prevention?

Older, non-Microsoft programs that rely on Windows Services are most likely to be flagged by DEP.

To run such programs, you must either create an exception in your system parameters or disable DEP altogether.

System highlighted in the Systems and Security window

Outdated unit drivers may also cause DEP errors.

Select theAdvancedtab in theSystem Propertieswindow that opens and then selectSettingsunderPerformance.

Select theData Execution Preventiontab and selectTurn on DEP for all programs and services except those I select.

Advanced System Settings. highlighted in the System window

To disable DEP for most programs, selectTurn on DEP for essential Windows programs and services only.

SelectAddand choose the programs you want to exclude.

It is not possible to exclude 64-bit programs from Windows DEP.

The Advanced tab in the System Properties window with Settings under Performance highlighed

Most conflicts are because of 32-bit programs.

You must reboot your rig for changes to take effect.

Data Execution Prevention tab with Turn on DEP for all programs and services except those I select

Select Add and choose the programs you want to exclude.

Data Execution Prevention tab with Apply highlighted