What is a blacklist?
Blacklist is a special function thatthere are almost all models of mobile phones. It was created in order to protect themselves, for example, from calls of hooligans or simply unpleasant people. You can also block advertising calls and newsletters. To address for these purposes to mobile operators is not always effective. It's not that locking will slow down the whole network, but that such actions can be regarded as interference in the privacy of clients. Of course, some operators have such a service after all, but they will have to pay for it. You will today learn about three free ways to create a black list on Android 4.2.
This option is not suitable for all ownersphones on "Android". However, it is convenient because it does not require an Internet connection. In addition, as a result, a blacklist subscriber trying to reach you will hear that the subscriber is not available, and not short beeps, as if you were just talking to someone at that moment. The first thing you need to go into the lock mode. Perhaps someone will not need this, but on most models it needs to be done to get access to all call setup functions.
This way to create a blacklist on "Android"despite its uncommonness, it also fits all models of phones with this OS. To do this, you need to download antivirus from the Play-market, for example, Avast! Mobile Security. Come into it after installation. Find the "Filter SMS and Calls" menu. Go to it, click "Create a new group". Choose the days of the week and the time when you do not want to receive calls from certain numbers. Here and choose these very numbers. You can select them from your contacts, from the list of incoming calls, or simply enter them yourself. Blacklist on "Android" is ready. Callers will hear that the subscriber is busy, and SMS will not be displayed. You can see who bothered you by going to the “Journal” section in the same application.