How to Use 4G SIM in 3G Phone: Tips and Tricks

how to use 4g sim in 3g phone

Today, cellular network services are advancing at a rapid pace with the latest introduction being the fifth generation (5G) mobile technology promising to offer high speed connectivity to users.  However, most Indian consumers still have 3G phones, although they have wanted to use a 4G enabled SIM on their device, all thanks to Jio for its free 4G SIM distribution in the recent past. In case you are one of them and are looking for tips on how to use 4G SIM in 3G phone, read on.

To stay in line with the latest developments, smartphone manufacturers have started developing phones with features accommodating the next generation advancements. These days almost all devices support the 4G wireless network, with the sophisticated ones supporting 5G as well. Till the sale of 4G and 5G phones picks up, here’s how to use Jio SIM in 3G slot.

Is 4G SIM Use in 3G Phone Possible?

how to use 4g sim in 3g phone 1

You can insert any SIM in your phone, just that the data speed will depend on the configuration of the model as well as the cellular network compatibility. Therefore, it is possible to use a 4G SIM in your 3G phone, but the speed available will be according to the 3G signal only. Similarly, if the phone supports 4G but the SIM being used is 3G, then the speed available will again be from the 3G signal. However, making the 4G SIM work on a 3G device is not that straightforward and you will have to follow a few steps to navigate through the process.

How to Use 4G SIM in 3G Phone Having MediaTek Processor

The following procedure can be tried in phones having the Mediatek chipset and running on at least the Kitkat operating system (Android 4.4).  Open Settings, tap on About Phone and then CPU to check the configuration of your Android phone. You can also download the CPU Z App to know the technical details of your device. Here’s a list of Jio 4G SIM use in 3G phone tricks and tips for your perusal:

  1. Get the MTK Engineering Mode application on the phone by downloading it from the Play Store.
  2. Next, open the app and tap on MTK Settings.
  3. Expand the Preferred Network option by clicking on it.
  4. Select the 4G LTE/GSM/WCDMA mode, save the settings and start your 3G phone again.
  5. Then place the 4G SIM in Slot 1 of your 3G phone and keep the second slot empty.
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Note that the SIM should be in working condition for this method to show results. Once you get the 4G network, you will be able to enjoy only internet services and that too at 3G speed.

This is a simple step by step solution to the frequently asked question of how to use 4G SIM in 3G phone. Users are advised to proceed with caution as any wrong move can hamper the functioning of the device. It is recommended to take the help of a tech expert especially if you do not fully understand what you are about to engage to use 4g sim in 3g phone