Add the subdomain in the panel, choose its folder, and wait for the local DNS row. A certificate can be issued for the subdomain once it resolves. The plan's subdomain allowance is listed on the plan card.
Sign in to the client area and keep the order reference nearby. Prices and windows on thedatadynamo.site stay in Indian rupees, with a 7-day cancellation on new hosting orders and no fee return on a domain once it is referenced.
Write the exact error into a support ticket. For mail and DNS, allow up to 48 hours of cache time before treating the change as failed. For a plan that is too small, use an upgrade and pay the difference rather than opening a second overlapping service.