I had a look at manually upgrading but frankly it all looks too complex for me. I even fall at the first hurdle when instructed to disable widgets – with no access to wp-admin?
So, I’m not happy with my hosting company so I’ll point the site to another host I’ve got space with, install the current version of wp and start again. It’ll be quicker for me to build a new site! Sorry it’s not what you want to hear Stevie B.