Can you use 4G Reliance Jio SIM on a 3G Smartphone; Facts Revealed

Many blogs have come up with lots of articles to provide trick to use 4G sim like Reliance Jio on a 3G phone. Also, this is the popular search query in Quora about Reliance Jio. 

Many blogs write the trick to using 4G sim on a 3G mobile device quoting 4 to 5 different methods. All these methods ask you to download some network converter apps or dialing a USSD code. Bloggers quote different methods for using the 4G sim on the phone with Snapdragon processor and phone with MediaTek processor. Shortcut master lite for Snapdragon and CPU-Z app for Mediatek processor are apps most bloggers asks to download for using 4G sim on a 3G device.

All the methods for using 4G sim on a 3G device and converting a 3G device into the 4G device are 100% incorrect. Don't fall into traps of such tricks of blogs and keep your device at risk. 

If you can convert the 3G device into the 4G device in such a simple way, companies like Qualcomm and MediaTek would not have invested billions of dollars in 4G technology.

Reason why we cannot use 4G SIM on a 3G device

4G LTE feature lies in Hardware, the processor of a smartphone. So, you cannot switch to 4G with a software as depicted by many blogs. Companies like Qualcomm and MediaTek have come up with processors that support 4G LTE technology with 4G modem inbuilt in the processor

List of Processors from Qualcomm that support 4G LTE technology

Snapdragon 820, 810, 808, 652, 650, 625, 620, 617, 616, 615, 618, 435, 430, 425, 415, 212 and 210

As you can see the class of 4G LTE modems list from snapdragon, only processors with these modem class have 4G functionality. 

List of Processors from Mediatek that support 4G LTE technology

MT6595

MT6595M

MT6595 Turbo

MT6732

MT6735

MT6737/T

MT6738

MT6752

MT6753

MT6750

MT6750T

MT6795

MT6755 (Helio P10)

MT6757 (Helio P20)

MT6797 (Helio X20)

MT6797T (Helio X25)

So, these are the list of 4G LTE compatible processors from Qualcomm Snapdragon and MediaTek. Do check your mobile specifications for the processor model present in your smartphone.

If your smartphone does not the processor listed above, it does not support 4G LTE. So, don't waste time using the tricks.