THIS HACK MIGHT DAMAGE YOUR PHONE
FOLLOW EACH AND EVERY STEP CAREFULLY
{UPDATE}:THIS METHOD DOES NOT WORK ON WINDOWS 8.1 ANYMORE, BECAUSE THE APP NEEDED FOR THIS TRICK IS NOT ALLOWED TO BE INSTALLED ON SD CARD ANYMORE, BUT THE '3G ONLY' OPTION WILL ALREADY UNLOCKED ON WINDOWS 10
MOBILE (BUILD:14267) WHEN IT RELEASES.
YOU CAN WAIT FOR THE OFFICIAL UPDATE OR ELSE GET THE PREVIEW VERSION OF WINDOWS MOBILE 10 FROM : insider.windows.com
{UPDATE}:THIS METHOD DOES NOT WORK ON WINDOWS 8.1 ANYMORE, BECAUSE THE APP NEEDED FOR THIS TRICK IS NOT ALLOWED TO BE INSTALLED ON SD CARD ANYMORE, BUT THE '3G ONLY' OPTION WILL ALREADY UNLOCKED ON WINDOWS 10
MOBILE (BUILD:14267) WHEN IT RELEASES.
YOU CAN WAIT FOR THE OFFICIAL UPDATE OR ELSE GET THE PREVIEW VERSION OF WINDOWS MOBILE 10 FROM : insider.windows.com
So Go To settings On Your WindowsPhone....then Tap on date+time...and change The Year To 2110 Or Higher Than ThatOnce You Change The Year...Go Back To Settings and just tap on extras+info....and you will see a messageJust Tap on uninstallAnd Go To Storage Sense and Check That You Have Kept the Store New Apps On SD CARD LoactionChange The date back to normalGo to this link https://www.windowsphone.com/en-in/store/app/extras-info/2377fe1b-c10f-47da-92f3-fc517345a3c0And download The Extra+info appOnce You Download It {It's now on the sd card}Go To Your PC And Deploy The App "HostApp_1.0.0.9_ARM_Debug.appx" (link given at the starting of this page) {DEPLOY IT In The Phone Memory NOT SD CARD}Use WindowsPhone Application Deployment Tool which Comes With SDK 8.1After You successfully deploy it...it will appear with name "App Repurpose Utility" on your PhoneOpen The App.....You Will Now See The Option For Extras+Info in it...Tap On it ...and Tap On NextNow Tap on ConfirmNow Let The App finish It's Processes.....After It's Done...exit The app And Go To Setting....and Scroll Down And You Will See Something Like In The Pic BelowKeep The Net Connection On (Connect To Your Home Wi-fi IF You Have One)Open The App And You See An IP AddressOpen The PuTTY Software ON Your PC That You Downloaded from The link At The Start Of The PageOnce You Open PuTTy.Enter The IP ADDRESS That Your App is Showing on The PhoneSlide To Left And You Will See The PortEnter That PORT Number on PuTTYSelect The Connection Type As RAWFirst Go To Your Phone And Tap The Launch Button Just Under The IP AddressIt Will Show SuccessSlide To Right And Tap On Launch Button Under The Port Number.....and it will say 'Listening..'Go Back To Your PC and In The PuTTY Click On OpenOnce You Get this Your App Will Now Show 'Got connection proceeding to process'
Don't Close The App...or Dont even Lock The ScreenNow Type "reg" IN PuTTYThen type "SOFTWARE\OEM\Nokia\NetworkSettings" Then Hit EnterAnd Then Type "list" Then Hit EnterAnd It Will Show A List In Which The Value Of HideForce3G is 00000001So Type "set HideForce3G dword 00000000" And then Hit The Enter ButtonThats ItGo To Settings And then Go To network+ on Your PhoneAnd Now You Should See The Additional Option For Using 3G Only
Visit : http://computerphonetricks.blogspot.in/2016/01/take-macro-shots-with-your-smart-phone.html
Also Watch : https://www.youtube.com/watch?v=k7Wig4ukgNI