Blocking all porn sites and contents Is there anything in android mobile which has block all porn sites with high security features and any paid software or anything please tell me..
There are many ways to block porn on android
1- First if you are android pie or up you can use DNS option in settings in other wireless connections and use a DNS that block porn like clean browsing DNS or opendns
Use this DNS
adult-filter-dns.cleanbrowsing.org
Put it in DNS option on settings
2- via router settings you can block  porn same way like above way by providing DNS to block porn (just Google DNS to block porn and how to inject in router settings)
3- block porn on non root devices by using apps such as blockada or adguard
4 - block porn in root devices by using an app such as adaway with providing a host file to block porn ( just Google adway host to block porn)
5 - there are an XDA app to block porn but don't remember it's name now
https://techwiser.com/block-adult-content-on-android/