You can get viruses with MSN messenger,but only if you accept files to download that you are not sure of,more likley its spyware or just a system fault tell him to run a spyware scan and try a system file check.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?