I had problems with Zone Alarm causing crashes, and know a few people who have too. Others run it fine and with no problems, it seems some PC's it will work with and other's it won't.
Try Sygate's personal firewall, it's free for home/personal use.
What is ransomware and how do I protect my PC from WannaCry?
Disney layout supervisor Rob Dressel on the challenges of visualising Moana
Siri vs Google Assistant
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.