Listed below are some tips that might help you take care of your cell phone.
1) Take the time at the end of each day, before you charge your cell phone, to
remove and dust or dirt particles that may be on the screen or in between the keys. This will prevent malfunctions that result from dust gathering on the computer chip, which allows the cell phone to work and operate the way that it does.
2) When you plug in your cell phone to charge, make sure that the charger is all the way plugged into the phone.This will allow the battery to charge for the proper amount of time, and will help your battery function properly in the future.Use only a genuine charger.
3) When you have your cell phone in your pocket, make sure that it does not get damaged. Try not to put it in the same pocket as your car/house keys, because the keys might damage or scratch the exterior of the phone.
4) Try not to leave your cell phone in direct sunlight. The sun can damage that surface of the phone, and can cause the phone to overheat, resulting in damages that are beyond repair.
5) Keep away your mobile from moisture and water because that could damage its sensitive circuits. If your mobile has fallen into water then immediately take out the battery from the mobile and take it nearest company service Centre.
6) Avoid frequent charging of your mobile. Try to charge mobile only when it is required, that is when your mobile indicates that the battery is low.
7) Do not download software and games from unauthorized websites and unknown sources.
8) Try to have good anti-virus installed in your mobile (Symbian OS mobile).