A caller has suggestions for improving wireless speed on an iPad by changing WiFi "channels" on his wireless router. A Windows 10 Professional administrator has difficulty creating a new user on the computer. A Mac user attempting to listen to a streaming radio station has problems with a "hijacked" Safari web browser displaying a fake virus warning. We offer help on clearing cache in the Safari web browser as well as setting up OpenDNS. A user with an HP laptop that fails to display anything. A user sees a "fake" pop-up message when using Internet Explorer. A user configuring the OpenDNS service to browse the Internet safely wonders if OpenDNS works with all of the computers in his household. A Windows 7 user wonders about a configuration for a new desktop computer. A long-time Microsoft Excel user wonders why his computer is running so slowly.
