DNS:

Change it under Settings>Network & Internet > Private DNS

• CloudFlare DNS (recommended) - 1dot1dot1dot1.cloudflare-dns.com

• Adguard DNS [Adblocking Supported] - dns.adguard.com

• Uncensored DNS - anycast.censurfridns.dk - unicast.censurfridns.dk

• Google DNS - dns.google.com

• Quad9 DNS - dns.quad9.net

• Tiar (singapore + adblock) - doh.tiar.app

• NextDns ( Adblock ) - 234989.dns.nextdns.io