How to disable device security notification in Samsung devices

Have you ever been nagged with annoying security notification by the device security features in smart manager app on your Samsung galaxy device? This notification can be really annoying as most apps on the phone are being wrongly flagged as threat.
Now, you can now disable the smart manager app and have a peace of mind with your Samsung galaxy Smartphone.
Go to your phone settings----apps---all
Tap 'com.samsung.android.sm.devicesecurity' and tap 'force stop'. Then, go to storage and clear data and cache. Voila, the annoying antivirus security notification is disabled!