Cell phones seem to change every day. There are OS upgrades, new apps and even new abilities with the phone itself. They look different, perform differently and even cost different amounts. That means you truly have to understand what the cell phone world offers, so check out the tips below.

If your cell phone is acting slowly after an operating system upgrade, it may be time for a replacement. This is especially true for older phones. It may be so old that the new operating system is too memory intensive to operate smoothly on your phone. Talk with a carrier to see what your options are.

Did you know that the battery in your cell phone has some reserved power? If you find that your cell phone battery is dead, and you have no way to charge it, enter the USSD “*3370#”. You will see up to a 50% increase in power. This reserve power will charge the next time you charge your phone.

Do not download any apps unless you know they are from a trusted source. Anybody can make an app and sell it. Sometimes, there are trackers or other undesired things within them. Knowing that the person or company is reputable will reduce the chance of you getting a virus or tracker in your phone.

Is your phone’s battery life too short? It’s likely that your signal is low. Having a weak cell phone signal can actually drain your battery. Just turn your phone off if you’re not using it.

Consider doing a little negotiation on the cell phone price. Yes, you can negotiate in most cell phone stores. And it sometimes even works! It may not be for cost savings either. You could try and negotiate a free case with the purchase of the new cell phone. You don’t know until you try.

Use Talkster if you want to have free international calls during the day and night. This service will give you more ads than you are used to but will reduce the high costs that you will have to pay for calls outside of the country. This will save you a lot of money in the long run.

If you want to call someone and have the call go straight to voicemail without it ringing, you can use Slydial. This is a feature that eliminates the risk of someone answering your call. If a number has been calling you and you do not know who it is, this is a great service to employ.

There is no optical zoom on your phone’s camera. You have to move in if you want a closeup. However, there are lenses available for purchase to allow your smartphone to actually zoom.

Knowing all you can about cell phones begins with reading articles just like this one. Once you feel you have a comfortable grasp on the topic, you’ll find new information comes out. That means you have to stay on top of this information daily to ensure you aren’t ever left behind.