Unknown calls using Android App prevent
- Download "Calls Blacklist" from the Play Store and install the App on your Android Smartphone.
- You start the program.
- Top right, click on the Gear icon and select the Option "calls".
- Now put a check in the "Private numbers block".
- She calls someone with a withheld number, the App gives a short audible Signal and displays the blocked call in the Notification bar. For more Details you can see in the log the App.
How anonymous calls on an iPhone lock, we will show you in the next tip.
