What is the web address for online registration of an amp, I can't find a link anywhere on your website.
The link you note is, I believe, the Marshall US site.
If you live in the UK you need to go to https://marshall.com/about/contact-us for some reason because there does not appear to be a registration link.
If you are in the UK and Ireland and need to register your product please email email@example.com.
In the email please include the following information:
Thanks for your help Dave,
I have now done this.