Many time it happens that you want to block a phone number of a person you do not like to talk to. You can easily do it on your Android phone by just doing some settings. Here are the simple steps to follow and you can block any number as well as “Unknown” number.
Go to Settings –> Call –> Call Rejection –> Black List
If you want to block “Unknown” numbers just check it. By tapping on Add, you will be either able to enter number manually or you can choose it from Contacts or Call Log.
You can even manage Match criteria for particular number pattern. There are four options you can choose from.
Tip: You can get rid of annoying marketing calls by just adding them from call log to blacklist!