MSE would be less of a drain on resources than Norton.
You could also consider Avast or Avira as the antivirus, but if you do be sure to add anti spyware such as Spyware Blaster and Malwarebytes or Spyware Terminator or Spybot S&D.
Huawei P10 review
1995-2015: How technology has changed the world in 20 years
An overview: What leading creative agencies are doing to improve diversity
New iPad, iPhone SE & Red iPhone 7 on sale now
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.