Upgrading to macOS Catalina

Before you upgrade to macOS Catalina, which just came out, check to see if your apps will work. Old 32-bit apps don’t work in Catalina. So run Go64 to see what apps are still 32-bit. It’s also a good idea to have backups. In addition to Time Machine backups, I like to have SuperDuper backups. That
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iPhone 11 day

It’s Christmas Day for iPhone fans. Should you upgrade? To me and for most people, it depends on the camera. If getting the best quality pictures matters a lot to you, then yes. Otherwise, you could be on a 6S from 2015 and still get the latest iOS 13 features.

How to test Ethernet cables and WiFi speeds

I recently had to diagnose poor ethernet speeds in a home in Arlington, VA. A person was getting 60 Mbps/sec, certainly not bad, but far less than the paid for 100 Mbps/sec. The problem was first diagnosed by going to speed test websites: http://www.speedtest.net https://www.speakeasy.net/speedtest/ This computer had FIOS, so I plugged a testing computer
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