Use this when you're moving DNS management to another provider (e.g., Cloudflare, hosting company, AWS).

Log in to your domain registrar (e.g., GoDaddy, Namecheap, Dynadot).
Go to Domain Management.
Find Nameservers or DNS Settings.
Choose Custom Nameservers.

Enter the nameservers provided by your DNS provider, for example:

ns1.exampledns.com
ns2.exampledns.com
Save the changes.