For anyone non technical, either ask a lllm to explain it to you like you are 5 (eli5), search online for ‘how to add a custom domain to [your email provider]’

For anyone non technical, either ask a lllm to explain it to you like you are 5 (eli5), search online for ‘how to add a custom domain to [your email provider]’ or seek assistance. Importantly, don’t register the domain name (website url) at the same company your email is with.