You can renew your domain through the HostPresto! 'Client Area' of the website. The minimal renew period is one year, going up to ten years.
The first step is to log into your 'Client Area'. Enter your email address and password into the respective login boxes then select 'Login'.
Go to 'Domains' from the top menu followed by 'Renew Domains'.
Tick the box for the domain that you wish to renew and select the length that you'd like to renew the domain for, using the dropdown menu on the right hand side.
Select 'Order Now' to continue.
A summary of your domain renewal order will be shown on screen. Review the information and then scroll down to choose your 'Payment Method'.
Select 'Complete Order' to finalise the domain renewal.