Network attack blocker cant save settings (MAC Spoofing portection)

[nexon]

<p><strong>Reproduction steps: </strong>Kaspersky > Settings > Network attack blocker. I tried here turn on new feature MAC spoofing protection.</p>
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<p><strong>Actual result: </strong>turn on and click save. Go back from settings attack blocker and again enter to these settings for check and it is unsaved. Can not turn on and save.</p>
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<p><strong>Expected Result:</strong> When i enabled and click save button, must be turned on and saved.</p>
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[Jarvis]

This feature is under construction now. It shouldn't be seen in builds now, but it was include in beta build by mistake. The guilty had been punished already.