How to add an exception program to Lenovo notebook is as follows:

1. Click "Start" and then click Click "Control Panel".

2. In classic view, double-click "System".

3. Click the "Advanced" tab, click "Performance", and then click "Settings".

4. In the "Performance Options" dialog box, click the "Data Execution Prevention" tab.

5. Select "Enable DEP for all programs and services except the ones I select:" and then click "Add".

6. In the "Open" dialog box, find and select the application, and then click "Open".

7. Click "Apply" and then click "OK". A prompt will appear informing you that the system must be restarted for the settings to take effect. Click OK.