[Trick] Use 4G SIM in 3G Smartphones

Here is a trick to get 4G SIM card to work on 3G compatible smartphones. This method can be used to run LTE network in 3G device.

4G is Boom in telecom industry thanks for to its low price for data ratio which is bringing the revolution. 4G SIM doesn’t work in 3G devices. The device should be 4G LTE compatible to be running on 4G SIM in Android smartphones. If you are wondering if there is any method to get it run then I have a ray of hope for you. The following tricks can help you get 4G SIM run in your 3G devices.

Today I have come up with few tricks which can convert your 3G device into a 4G phone. I have provided tricks using MTK engineering app, Shortcut Master lite app and Xorware interface app. With the tricks below you can use any 4G restricted SIM network in your 3G enabled Android smartphone.

Important Notes

  • Tricks given below, they are only for informational purpose. Readers discretion is advised
  • DigitBin is not liable for any damage caused whatsoever. Perform the operation on your own risk.
  • This trick may not work for all devices.

Check Device Chipset:

  • Download CPU-Z App in your android device.
  • Install and Open it.
  • You will see device info and also device processor. Proceed forward with the following procedure according to your device processor.

Get 4G SIM to Work in 3G Android Devices

Trick 1 : For Mediatek Processors

  1. Check your device specifications to assure it runs on Mediatek Chipset (MTK) .
  2. The trick is more preferable for Android KitKat Version 4.4.
  3. Now Download and install MTK Engineering Mode app in your 3G Android device.
  4. Open the App and select MTK settings.
  5. Now select Preferred Network Option
  6. In the drop down list select 4G LTE/WCDMA/GSM and Save & Reboot Your Phone.
  7. Once done insert 4G SIM in first SIM slot and keep second SIM slot empty.
  8. You are done. Your device will run  on 3G speed with 3G network using 4G SIM card.

Notes:

  • You can only use the internet using this trick as calls aren’t possible because LTE is required.
  • Do not make any unnecessary changes in Engineering Mode App.

Trick 2: For Qualcomm Chipset

Check your device specifications to assure it runs on Qualcomm Chipset. Android devices with Version KitKat 4.4 are more preferable for this trick.

  1. Download  and install Shortcut Master (Lite) App From Here.
  2. Now go to menu and open “Service Menu”
  3. Then select “System App” option to change LTE Bands.
  4. You can also download Engineering Mode App and change LTE Bands.
  5. If the above doesn’t Work then Dial *#2263# select menu.
  6. Now go to key input and enter 0000, wait for a couple of seconds, to get the popup.
  7. Select UE settings from the Popup, select setting>protocol>NAS>Network Control>Band Selection>LTE Band> The Select “Band 40”. ( For other bands select other options)
  8. Now you can insert 4G Sim & enjoy 3G speed with 4G SIM at low tariff plans in 3G smartphone.

Learn : [Trick] Get 4G Internet Speed in 3G and 2G Data

Trick 3: Xorware 4G Interface App

This is another simple method to get 4G work in 3G phone but you need to have a rooted device. Xorware is a network app which can help 4G interface to run in 3G phone. You must install this exposed framework for the trick to work.

  1. Install Xorware Switcher & Xorware Interface Pro in your device.
  2. Now open interface app and in Network Settings, Select Network Mode as 4G LTE.
  3. Save the setting, restart your Android phone.
  4. Insert the 4G SIM Card in SIM slot 1.
  5. Again restart your device and you will notice 4G working.

Trick 4: Phone Testing Method

This trick may not work for many devices but you can surely give it a try.

  1. Dial *#*#4636#*#* in your dial pad
  2. A page will be named Testing
  3. Click on option named Phone Information
  4. Scroll down and look for Set Preferred Network Type

    Phone Testing-DigitBin

    Phone Testing-DigitBin

  5. Select LTE option
  6. Reboot the device and insert the SIM in 1st SIM slot
  7. Again reboot the device and you are done.

Note & Conclusion: We do not endorse any products and Apps listed above. Perform the operation at your own risk. **DigitBin is not liable any damage caused. You cannot get 4G speed with any of this trick but your phone can support 4G SIM and run on 3G network. Feel free to comment below for any assistance required.

If you've any thoughts on [Trick] Use 4G SIM in 3G Smartphones, then feel free to drop in below comment box. Also, please subscribe to our DigitBin YouTube channel for videos tutorials. Cheers!

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Nikhil Azza
Nikhil is a Tech Blogger who sometimes loves to write real-life lore. He has been writing content for the past 8 years, with over 1K+ articles written on Android, Mac, iOS, Social Media, Cloud Storage, Software, and General Tech. Know More

54 Responses

  1. ak says:

    No drop down menu is in preferred network option in mtk engineering mode.

  2. Akash kumar sahu says:

    Sir maine bar code generate kar liya hai par jb mai mtk engineering aap mae jata hu to Selected network preffered mae mujhe khi LTE,WCDMA,GSM ,ka option hi nai de rha hai btaia mae kya karu

    • Nikhil A says:

      Your device should on Android kitkat 4.4

  3. Gaurav says:

    Hello Sir Is this possible 3 G Device Can support 4 G sim Along with 4 G speed?

  4. gopal says:

    Hey when I select LTE it automatically changes to wcdma/gsm.
    My chipset is mediatek and android version is 4.4

  5. Abhay says:

    I got the option (Lte/wcdma/gsm) on mtk engineerimg mode but when i select that option it doesnt change it remains the same

  6. Vishal says:

    I have a more easy technique. Dial *#*#4636#*#* then click on phone information then at a place GPS or wcdma is written then click on its corner a menu open then click on LTE/wcdma .your phone catch 4g signals in few minutes .make sure after when you switch off phone then this service is finished so again do all this procedure

  7. D Verma says:

    Any trick for phones operating on marshmallows. I have Android one phone with mediatek chipset but MTK engineering mode app not working.

  8. samrat says:

    samsung k liye batayeye

  9. praveen says:

    i am using Sony Xperia e3 duel but i am not able to connect to jio signals even after changing to Lte /wcdma/GSM

  10. Adarsh says:

    Sir I had changed my phone to 4g but there is no network when I insert jio sim.

  11. Abhijit says:

    Hi mera android “Panasonic p11” version 4.1.2 LTE kaise enable karo plz help

  12. manish says:

    does not show any window when dial *#*#4636#*#*. if i want to change on mtk engineering mode, select networking does not show lte, on android testing, does not select lte network. i have vivo y21 3g phone, mediatek processor. give any solution.

  13. Raman says:

    Any trick for lolipop
    Pls

  14. rajesh says:

    intex aqua star ii me jio 4g chalega kya

  15. aakash says:

    sir I have kitkat 4.4.2 bt I’m nt getting preferred network options as I click to select…

  16. PraVi says:

    hey i have mediatek and i m using android 5.0 but when i use mtk it isn’t showing the any option of LTe it only shows gsm and wcdma what shoud i do????
    please help me

    • Nikhil A says:

      The trick may not work for all the devices, if it doesn’t show anything for your device plz do not make any unnecessary changes.

  17. JITENDRA KUMAR YADAV says:

    Mtk engineering mode ka setting press karne me bad nhi open ho RHA h

  18. Kamran says:

    Sir mera opponeo5 lollypop hai iske liye koi trick bataye

    • Nikhil A says:

      You can try any of the trick above.

    • Nikhil A says:

      Try any of the trick above.

  19. Abhishek says:

    dear dear dear i have “AMR Cortex-A7 1.36GHz” thats what i see in CPU-Z..
    tell me can i change nd save my_ network to LTE??
    i tryed: *#*#4636#*#* this method nd “Xorware Network Mode Switcher and Xorware Interface app” method bt still unable to change nd save to LTE..
    what to do any suggestions??
    i have karbonn s200 HD
    plz let me know at “[email protected]

    • Nikhil A says:

      Your device runs on Speadtrum processor and presently there is no specific trick for such chipsets.

  20. DY says:

    I can’t change coz the Menu is untouched or darker

  21. RAFIQ KHAN says:

    DEAR ALL FRIEND .I WANT USE 3G NETWORK ON MY (A51KC OPPO ) IN BANGLADESH.sim one have 4G LTE .I WANT USE 3G because bangladesh have 3g.THANK

  22. Manoj Chauhan says:

    Last trics working to run ji in 3g mobile

  23. b raam says:

    Hello sir mera p2 mobile ka sim slot lock ho gaya plz unlock upay

  24. suryanarayan says:

    Sir i want to start jio 4g sim in 3G mobile. I have lava iris504 updated android 4.4 .2 but mtk engineering softwate are not save network of 4G Lte/ and xoraware app also not save 4G /LTE network. What can I do

    • Nikhil says:

      If above doesn’t work then it is impossible. Sorry

  25. mohit says:

    How to save the changes

  26. Deepu says:

    How can use jio sim in Android 4.2

  27. barsha das says:

    sir please mujhe batai a lava fuel f2 model lollipop louncher 5.1 3g phone kya es mein jio sim support karega

    • Nikhil says:

      Your device doesn’t support 4G but you can check your processor and proceed forward with the trick above.

  28. barsha das says:

    sir Jo mobile mein mediatake nhii he oh kya jio sim use kar Sakta hai kya

    • Nikhil says:

      Presetly no method is available to use it apart from Snapdragon and Mediatek devices.

  29. amardeep says:

    Sir maine karne ki koshish ki but mere sim 1 slot me kisi v sim ka network ny aa rha hai…maine bahut try kiya but kuchh ho hi ny paa rha.. Kya kru kuchh btaiye

  30. Debasis says:

    Smsc code required

    • Nikhil says:

      Dial *#*#4636#*#* to know the code in dailer.

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