Uninstalling and reinstalling the windows live mail may help. You can refer to this link for Un-installation and re-installation of Windows Live Mail
Prior to this step, it is recommended to export the emails. Here is the link for Backup and Restore Windows Live Mail
To re-configure the account, you can visit this link: Setting up an account
Do write back with the results.
Thanks and Regards,
when I want to forward an email and try to delete who the message origionaly came from, microsoft stops working