If you want to register a domain then you need to follow given steps.
1.Choose a trusted registrar :
There are many domain registrar company so make sure the register must have a good customer support and reputable customers.
There are some most popularly domain registrar like GoDaddy, Namecheap, Google and many more.
2. Search for available domain:
Use the domain registrar tool for search domain to find domain. if your choose domain is not available then try to find related domain.
you need to provide your personal and business information to your registrar, like your domain name, address, email, and phone number. Given information will be used to create registration records.
4.Complete the registration process:
After your provide your information, you need to review and agree the term and conditions of the domain. Then, select domain and make payment. Domain also book for yearly.
5. Verify your email id:
Once domain registration complete, domain registrar will send you an email address. Follow the instructions in the email for verification process.
once you complete these steps, your domain name will be registered and you will have ownership and control over it.