

This article is based on a talk the author gave at the Maitland Public Library in Maitland, Florida.
Here's a bunch of cell phone tips and tricks which I've found useful. Hopefully you can use some of them too. Specific directions are not included because they will vary depending on your particular cell phone model. Read your phone's manual to determine how to use these tips.
Make a sticky label with emergency contact information and put it on the inside of the battery case cover in case you lose your phone. Save a text file with the same information on the phone with the title "If found please read." The emergency contact should be a trusted friend, not yourself.
In earlier times we would memorize the phone numbers of our friends and other important contacts. But now we don't have to since our phones save that information. If you're in a situation where your phone is unusable (forgot it that day, accidentally locked it in the car, lost, battery's dead, etc.) then it's much more difficult to contact a friend for assistance. I've made a business card with the phone numbers of my close friends and other important contacts and keep it in my wallet. It's come in handy when I can't use my own cell phone but can borrow a phone from somebody to make an emergency call.
Bluetooth is a short range (up to 33 feet - 10 meters) wireless communications method. It's primarily used for portable accessories like headsets but can also be used to connect your phone to a computer, portable keyboard, and as a "bridge" to other types of devices. Bluetooth devices use a security system to prevent somebody from listening in on your phone calls, but if you leave your Bluetooth in open mode a malicious person can put messages or photos on your phone without your permission (bluejacking). Bluejacking is normally harmless text messages but can be used to send unsolicted advertising (spam). The simple way to avoid having your phone bluejacked is to set your Bluetooth mode to invisible except when you're pairing a new device.
You should always remember that your cell phone is a radio and it's relatively easy to listen in on conversations. Be conscious when you give out private information like credit card or social security numbers. While it's technically illegal in the United States it's easy to listen in on cell phone conversations - trivial in the case of old analog phones but certainly possible with digital phones too.
There is no completely safe way to use a cell phone while driving. Period. |
1) Make sure the person you're talking to is aware of the fact that you're driving. If you're talking to somebody in a car be conscious of that fact. Avoid conversations where you have to concentrate on something (like giving instructions or doing calculations) or stressful topics.
2) If you do get bad news while driving, pull over to the side of the road and stop the car. Take a breather and discuss the situation with whoever you're talking to - you don't want to continue driving while you're in emotional shock.
3) Only talk to somebody when there isn't much traffic and the weather conditions are good. When you enter a congested area or the weather turns bad inform the person you're talking to and put the conversation on hold.
4) Use voice commands to make calls, don't dial numbers while driving. If you have to dial a number wait for a traffic light or pull over to the side of the road.
5) Never text while driving - either sending or receiving. It's just not worth the risks.
2D barcodes are used by some libraries, stores and starting to appear in advertisements. If you use the bar code program to 'take a picture' of the barcode your phone will automatically go to a webpage with more information or update your cell phone's appointment calendar with the information in the barcode. High end cell phones with high quality cameras can read conventional barcodes, like UPC and ISBN, and save that information for future use. For example, you can record the ISBNs for books in the library and use your computer to look up catalog information or how much it would cost to purchase your own copy.
If you've dropped your phone in salt water or coffee more drastic cleaning may be needed (disassembling the phone, cleaning with alcohol, etc.) and you may want to go to an electronics specialist who's got experience.The most important thing to do is get the cell phone out of the water as quickly as possible and remove the battery.
Use a paper towel to wipe off the battery, especially the contacts.
Remove the SIM card and any memory cards and wipe them clean.
Wipe off as much water off of the phone as possible.
Use a vacuum cleaner, with the nozzle a couple of inches away to suck out as much water as you can.
Put the phone into a bowl of dry uncooked rice in a warm dry place.
Rice absorbs water and will extract moisture from inside the phone. Turn the phone once every couple of hours. Keep the phone inside the rice for about three days.
DO NOT put your phone inside a microwave oven, ordinary oven, or clothes dryer.
You can try using the original battery and hopefully it'll work, but the battery is the most likely portion of the phone to be damaged by water and may need to be replaced.
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