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I can access my emails normally on my smartphone and on a different laptop. My husband's emails appear normally on the offending pc so it may be a Microsoft issue, I'll try and get some answers from there. If I forward an email into my Yahoo account, it shows normally before I send it.
Thanks for the advice. I have a full Norton security which doesn't track any problems, I don't use Skype and however I access it I have the problem. I'm keeping everything crossed that it may go away!