wifi

How can I get my Mac to forget a Wi-Fi network?

JD from Los Angeles, CA

Episode 978

JD has a FIOS connection, but his computer keeps auto joining his neighbor's Wi-Fi. Leo says it auto joins because JD probably joined it once manually. JD should go into the Wi-Fi settings > Network preferences, highlight the connections, select Wi-Fi, and then under "Advanced", select "forget". He can also order the connections according to his preferences.

How can I print over WiFi?

Brad from Wyoming

Episode 976

Brad says that getting an inverter in the truck, and then plug in a regular Epson printer and you can print via WiFi. All you need to do is turn on the hotspot or just add wifi and you can't print directly. What about scanning via WiFi? Leo says that scanning to Evernote is a great option and you can do it through your phone. In fact, there's a huge amount of apps on the iPhone that you can use your camera as a scanner and then upload it in PDF format. JotNot Scanner Pro is one.

What is power line networking and why would I need it?

Charlie from Haver, MT

Episode 968

Charlie wants to know what Powerline Networking is and why would anyone need it? Leo says the idea is that the house is already wired with power lines, so why not piggy back on them? When it first came out, it wasn't that great. Engineers have improved it to the point that it's very reliable and is great for those who have large houses and need to access their network throughout the house when Wi-Fi isn't practical.

Is there a system that will help me find free Wi-Fi signals while on the road?

Chris from Knoxville, TN

Episode 968

Chris is a long haul trucker who surfs for free Wi-Fi wherever he can find it. Is there a system that will help him find WiFi signals? Leo says not really. Wi-Fi is really designed for a range of about 300 feet. That's why the 3G/4G access is so sophisticated. It has to do with handing off from one area to another.

How can I secure my wireless network?

John from South Bend, IN

Episode 967

John wants to secure his wireless network, and is wondering if he should set it up with MAC addresses. Leo says MAC addresses don't really do anything. He recommends setting up the router with WPA2 (NOT WEP) encryption and give it a good password with alpha and numeric digits. He should also set the SSID for something that is easy to remember (Leo uses dead rock stars).

How can I connect multiple game platforms wirelessly?

Episode 959

Ronnie from Anchorage, AL
TRENDnet Wireless N Gaming Adapter TEW-647GA

Ronnie has a PS3 and an XBox connected via a switch to the TV via a Trendnet Ethernet Bridge. Leo says that the PS3 has WiFi built in, which means switching isn't really necessary. But Ronnie says his WiFi switcher works better with multiple devices, but it keeps losing it's configuration. Leo says that assigning static addresses is an option, but it's dangerous to do that from a security standpoint. The chatroom says that using a third party bridge router is probably the issue. It's best to use the same brand when dealing with WiFi bridges.

How much bandwidth should I buy on 3G?

Episode 959

Corina from California
iPad

Corina wants to get a mobile device that she can stream video to watch. How much bandwidth should she get for a 3G tablet? Leo says that 8GB is usually fine, but if she's going to stream video from it, it's better to stream via WiFi and not 3G. Video takes up a lot bandwidth and she can burn through 1GB an hour watching it. Most portable devices have a memory for WiFi that it's near, and will automatically join a hotspot.

How can I get rid of all these stored WiFi access points in my computer?

Lance from Springfield, MA

Episode 958

Leo says that mobile devices remember WiFi networks, but he can go into the settings and disable the option to join a network automatically. That's what causes it to remember them. Leo also recommends using the Windows WiFi tool and not the one that came with his computer. It should be under the 'Network and Sharing Center'.