How To Block Apps On Android. Select the app you want to block the internet access for. An active block cannot be turned off so that it prevents you from using distracting apps.
Once you block apps from being downloaded on android devices using play store, the user will receive a notification stating that the security policy prevents the installation of this application, when the user tries to install apps from the play store. Scroll down to “personal,” and select security & restrictions create restricted profile. You will see the two icons beside the app name.
Apps hidden from user (samsung knox standard only):
If you don't see this option, scroll down. Select the app you want to block the internet access for. Most of the people use this free call blocking app to block the unknown numbers from calling or texting you. This article explains how to prevent unwanted websites from appearing on android devices through the use of free security apps, website blockers, and firewalls.