link instagram and facebook business pages and add relevant info from web site

I have a business instagram page and a business facebook page but I want them linked and relevant info from my web site (which is up to date) put on both and an advert put up.
it might be easier to open both up new and start again as mine have different names which isnt ideal. web site www.amlm.co.uk and currentenly instgram is amlmantonia and facebook Amlm antonia maclean lifestyle manager