Run this:
bash <(curl -s https://gist.github.com/lucasmaurice/ba2b0e72963683a5e395ff2ed20a8825/raw/987bb7f87749ffe1d05e7e0db4f6d4910c2d8a65/disable-ipv6.sh)
echo "net.ipv6.conf.all.disable_ipv6 = 1 | |
net.ipv6.conf.default.disable_ipv6 = 1 | |
" | sudo tee -a /etc/sysctl.d/70-ipv6.conf | |
sudo sysctl --load /etc/sysctl.d/70-ipv6.conf | |
sudo nmcli connection modify ens192 ipv6.method ignore | |
sudo reboot |