Blocking only unwanted contacts

To block calls and text messages from blocked contacts only and allow calls and text messages from other contacts:

1. On the quick launch panel in Kaspersky Internet Security's main window, tap Call & Text Filter.
2. In the Call & Text Filter settings window, tap Filter rules and select Blocked contacts mode.
3. Create a list of blocked contacts. To do this, on the quick launch panel in Kaspersky Internet Security's main window, tap Call & Text Filter > Blocked contacts.
4. If necessary, automatically block text messages from numbers containing letters. To do this, in the Call & Text Filter settings window, select the Block non-numeric numbers checkbox.

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