I never use MSN Messenger, but if it is anything like Skype, which I do use, then have a look in Messenger Settings to see if it keeps a History of conversations, similar to Skype.
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation technologies coming to Siggraph 2017
iPad Pro 12.9 vs Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.