Disabling Data Execution Prevention

To disable Data Execution Prevention on Windows Server 2008 R2, 2012, 2012 R2, 2016 or 2019.
  1. In Windows, open the command prompt window.
  2. After the command prompt, type bcdedit.exe /set {current} nx AlwaysOff and press Enter.
  3. Restart the computer.

Verifying the status of Data Execution Prevention

To verify the status of Data Execution Prevention on Windows Server 2008 R2, 2012, 2012 R2, 2016 or 2019.
  1. In Windows, open the command prompt window.
  2. After the command prompt, type wmic OS Get DataExecutionPrevention_SupportPolicy and press Enter.

    The command prompt will return a number that maps to the status of Data Execution Prevention, as defined by the following table.

Table 1. Data Execution Prevention status
0 AlwaysOff DEP is disabled for all processes.
1 AlwaysOn DEP is enabled for all processes.
2 OptIn DEP is enabled only for Windows system components and services that have DEP applied.
3 OptOut DEP is enabled for all processes. Administrators can manually create a list of specific applications that do not have DEP applied.
Parent topic: Installing the Server components
↑