Sometimes we would like to prevent some android apps to use web there in case we’ve got to disable our data connection  or WiFi . however by doing this all apps area unit stopped to use web. therefore this is often not correct answer that i need. Let me tell you a story of mine. once Whatsapp & Facebook were disturbing me at study time . i need to prevent them of using internet . additionally some apps are showing ads in notification bar  that was irritating me. therefore i believe a few answer . I simply disable my web however currently I cannot use Gmail too that is important for me. therefore i need  a answer that disable just some apps to use web to that i need. Finally I got the answer & sharing here with all of you..

Follow these easy steps .