How to change Android Default Search Engine
On the Default Android Browser, or Chrome (for Android ICS and Jelly Bean) you can easily change the Default Search Engine of your browser
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The default way to switch launchers on Android is not as easy as expected, but on LG Optimus G, it is as easy as going to Home Screen settings and changing the current launcher. If you are a fan of changing launchers frequently, do as follows to switch launchers with less time than the regular way of resetting the default settings for an app (the launcher):
1. Open Settings application
2. Go to Home Screen settings
3. Tap "Select Home" to view the list of installed launchers
4. Choose the launcher you'd like to switch to as the default launcher on your LG Optimus G