To save battery power or life, we need to keep in mind, ‘Use only when needed’.

Following are few tips to save battery power life:

1) Reduce your display brightness.

Go to Settings -> Display -> Brightness.

Touch Brightness and reduce to suit your needs.

2) Use Wi-Fi when needed.

Go to Settings -> Wireless & networks -> Wi – Fi

uncheck wi-fi option, to turn off wi-fi

check wi-fi option, when you need it again.

3) Use Bluetooth when needed.

Go to Settings -> Wireless & networks -> Bluetooth

uncheck Bluetooth option, to turn off Bluetooth

check Bluetooth option, when you need it again.

4)   Use 2G mobile network, when hi-speed data network is not required.

Go to Settings -> Wireless & networks -> Mobile Networks -> Use only 2G networks

check ‘Use only 2G networks’ to enable 2G mobile network.

uncheck ‘Use only 2G networks’  to use 3G mobile network.

5) Use GPS when needed.

Go to Settings -> Locaiton & Security -> Use GPS satellites

Uncheck ‘Use GPS satellites’ to turn off GPS.

Check ‘Use GPS Satellites’ to turn of GPS.

How to uninstall applications from android phone ?
There is no direct shortcut provided by android OS to uninstall applications. Following are some of tips to uninstall applications.

1) Go to Settings -> Applications -> Manage Applications.

In this page you can see all downloaded applications on your phone. Touch application name you will be presented with Applicaion Info page, where in you can see ‘Uninstall’ button.

2) Go to android market, and search for application you installed earlier. Click on application, you will be presented with ‘uninstall’ button.
This standard way of uninstalling application presents you a feedback page asking reason for uninstalling application.

3) Android market has plenty of applications which ‘uninstall’, intalled applications on your andriod phone.

‘Fast Uninstaller‘ is one of best application for this choice.
‘Fast uninstaller‘ lists applications installed, with date and size. you can simply select application and click ‘OK’ button.
Application will be uninstalled no hassle of presenting with feedback page.

3) Following are some of few other easy uninstall applications present in andriod market.

a) Quick Installer
b) AppRemover