No, you can choose to checkout as a guest if you do not wish to sign up for an account. However, as a registered user, you will be able to save your addresses for future purchases and easily review past purchases.
Login to your account from any page and navigate to your profile - top right corner of our website. You can update your personal details and change your password on in your profile. You can also update your shipping and billing addresses there.
If more than 1 hour has passed, we will have processed and packed your order and chances are that we will not be able to cancel the order. In either case, please contact us @ 9027-2467 for further assistance as soon as possible.