Live Mail

I had been using this programme for several years up until last year. I had changed my email address to *** Email address is removed for privacy *** some five years ago. Then during last year, when I was recovering from a stroke, my grandson helped by sending emails on my behalf. However, because he was not familiar with Live Mail, he set up Google Mail as my email programme, thereby disabling Live Mail. Now I have reason to access and work with many of the files that I hold in the Live Mail data base, even wanting to mail these as attachments to current mailings. This does not appear to be possible, although Live Mail look