A caller wonders if Avast anti-virus is better than Windows Defender. We recommend using only one antivirus program along with the OpenDNS service to surf the Internet more safely. Fisker shows off an electric car with 400-mile range at CES. A listener wonders about disappearing e-mails on her iPad that disappear every three weeks, plus we offer suggestions on how to keep your mailbox tidy. A man seeks help recovering his contact list data and pictures from a "backup" hard drive. We offer tips and strategies for a successful backup. Microsoft to halt "Meltdown" and "Spectre" patches after reports of unbootable PCs. A Windows 10 computer gets stuck continuously attempting to install security updates, we offer suggestions to fix the problem. Finally, we assist a listener who cannot open links in Microsoft Outlook and receives the error "This operation has been cancelled due to restrictions" when he tries to do so.