from--https://notabug.org/angela/brain-dump/src/master/android/disable-ipv6.md Easily doable via AFWall settings and for mobile data by selecting IPv4 only, but it doesn't prevent the phone from obtaining an IPv6 address when connected to wifi offering IPv6. From CanMan1's brief tutorial: Required: rooted device 2 paths must exist: ls -l /proc/sys/net/ipv6/conf/wlan0/accep…