While 3g Technology Offers Much Faster data Transmission Speeds, The downside Is That 3g Also Drains Your cell Phone Battery Much Faster Than 2g. Some People Choose To Selectively Disable 3g During Normal Operations, Such As Making Calls And Sending Text Messages, And Then Re-enable It When They Need To Browse The Web, Download Large File Attachments, Etc. This Method Provides The Best Balance Between battery Power And The Need For Internet Speed.



►step 1 For An Iphone, From The Home Screen tap "settings" And Then Select "general." tap "network" And, From The Resulting Screen, Turn 3g Off By Pressing The Blue "on" Button. You Will Now Almost Double Your Available Talk Time, Though If You Plan To Use The Web, You May Want To Re-activate This Option.

►step 2 For An Android Device, Press "menu" And Then Select "settings." Scroll To And Select "wireless Controls" And Then Choose "mobile Networks" And "use Only 2g Networks."

►step 3 For A Blackberry, Press The "menu" Key. Select "settings," Then Choose "manage Connections." From Here, Choose "network Options" And Switch The Device From 3g To 2g.