N
Common Ground News

How can I convert my Vodafone 3g phone to 4g?

Author

Olivia Shea

Updated on March 10, 2026

How can I convert my Vodafone 3g phone to 4g?

  1. Get the 4G SIM from Vodafone for free.
  2. Send SMS from your 3G SIM : SIMEX [16-digit new 4G SIM number] to 55199.
  3. New 4G SIM will be activated in 20 minutes but you will not get any SMSes for 24 hours, not even bank or any OTP.

Consequently, can a 3g phone be upgraded to 4g?

Unfortunately, the ability to access the 4G network depends on your phone's capability. So, if you have a 3G phone, you won't have access to the 4G network. On the CDMA network, a 3G phone can access the 3G network, a 4G phone can access the regular 4G network and an LTE phone can access the 4G LTE network.

Likewise, how do I know if my Vodafone SIM is 3g or 4g? If you are a prepaid customer , make sure you have sufficient talktime balance on your phone.

  1. Turn Mobile Data On.
  2. Enter www in Access Point Name (APN)
  3. Go to Network mode and select LTE/4G.
  4. Check for coverage by looking for 'LTE' or '4G' on the signal bar.

In respect to this, can 4g Vodafone SIM work in 3g phone?

Yes, the Vodafone 4G sim will work in a 3G phone provided you put the phone in 3G network mode and Vodafone must have 3g coverage at your location. The data speeds and call will be on 3g and not 4g then.

Will 3g phones still work?

Verizon also said that starting at the beginning of 2020, it will no longer allow customers with 3G phones to transfer service from one account to another account, to activate an existing 3G device on an existing line, to swap one 3G CDMA device for another CDMA device, or to roam outside the US.

How Long Will 3g be around?

It no longer sells 3G-only post-paid phones, and will stop selling 3G-only prepaid devices in March 2020.

How do I upgrade from 3g to 4g?

Steps
  1. First go to any retailer with your mobile phone with the 3G SIM.
  2. He/she will give you a new 4G SIM and do a SMS which is different for every mobile operator. For example for Vodafone here is the SMS:SIMEX [4G-SIM-Serial]
  3. Then you will soon get a confirmation SMS and an option to cancel it.

Is my phone 3g or 4g?

Go to Settings > Mobile Networks > Network Mode. Here you will see if your phone has the option of selecting a 4G/LTE mode.

Will 3g phones work in 2020?

Verizon Wireless announced it has postponed the shutdown of its 3G CDMA network until the end of 2020. Older phones on 3G networks will be impacted by the closure. Users with phones that are reliant on the 3G network will need to upgrade before the end of 2020 to maintain service coverage.

How do I upgrade my phone to 4g?

First, swipe up on the home screen and tap on the Settings icon, and then tap on the Network & Internet selection. You should then tap on the Mobile Network menu, and then tap on the Advanced option. Finally, tap on the LTE selection for 4G access.

How can I upgrade my 3g SIM to 4g?

Steps
  1. First go to any retailer with your mobile phone with the 3G SIM.
  2. He/she will give you a new 4G SIM and do a SMS which is different for every mobile operator. For example for Vodafone here is the SMS:SIMEX [4G-SIM-Serial]
  3. Then you will soon get a confirmation SMS and an option to cancel it.

Do 4g SIM work in 2g phones?

Any SIM will work in any device
You can use a 4G SIM card in a 3G or 2G phone or a 2G or 3G SIM card in a 4G phone.

How can I change my Vodafone 3g SIM to 4g?

  1. Get the 4G SIM from Vodafone for free.
  2. Send SMS from your 3G SIM : SIMEX [16-digit new 4G SIM number] to 55199.
  3. New 4G SIM will be activated in 20 minutes but you will not get any SMSes for 24 hours, not even bank or any OTP.

Can I convert my 3g SIM to 4g?

Visit your nearest airtel store, with your ID proof and Photo. Tell them you want to upgrade your Airtel SIM 3G network to 4G. They will complete paperwork and give your new 4G SIM with the same mobile number. It will take 12-24 hour to start your new sim.

How do I activate 4g on my Vodafone SIM?

To activate the 4G SIM card, use your existing Vodafone number to SMS 'SIMEX ' to 55199. You will receive a response SMS from 55199 with partial SIM number entered. Then, you need to send the last 6 digits of the new SIM number to 55199 within 2 hours of receiving the SMS mentioned in the above step.

Is 4g and LTE the same?

Short for “Long Term Evolution”, 4G LTE is similar to the "S" series of iPhones. While 4G LTE is a major improvement over 3G speeds, it is technically not 4G. However, most cellular carriers now advertise their networks as 4G LTE, because it sounds the same as 4G (or even better).

How can I upgrade my Vodafone 2g SIM to 4g?

To activate the 4G SIM card, use your existing Vodafone number to SMS 'SIMEX ' to 55199. You will receive a response SMS from 55199 with partial SIM number entered. Then, you need to send the last 6 digits of the new SIM number to 55199 within 2 hours of receiving the SMS mentioned in the above step.

How can I activate 3g on my Vodafone SIM?

Step #1: Change your Network Mode setting in your mobile to Automatic, so that it can change to 2G or 3G which ever network available. Step #2: Restart you mobile. Step #3: Now send message activation from you new Vodafone SIM. “ACT 3G” to 111 (without double quotes) or “ACT 3G” to 144 (same, without double quotes).

Can I upgrade my Vodafone SIM to 4g Online?

To activate the 4G SIM card, use your existing Vodafone number to SMS 'SIMEX ' to 55199. You will receive a response SMS from 55199 with partial SIM number entered. Then, you need to send the last 6 digits of the new SIM number to 55199 within 2 hours of receiving the SMS mentioned in the above step.

Is H+ 4g?

H+ stands for Evolved High Speed Packet Access. The network created before the emergence of 4G. It offers the fastest maximum speeds of all 3G networks (including 3G and H or HSPA). Stands for fourth generation of the mobile network, and is also called LTE or Long Term Evolution.

How do I know if my SIM card is 4g?

The simple and straightforward way to know if your SIM card is 4G compatible is to insert the SIM into a 4G smartphone, power it on, then Navigate to settings >> Mobile Network >> and Find LTE network on the list of Networks if you find 2G, 3G but you can't find 4G, it means your SIM card is not 4G you may need to

How do I get a new SIM card with the same number?

To get a new SIM card with same number, visit to your nearest Airtel care gallery with police FIR and the supporting documents (Government ID proof, Address proof, 2 passport size photo). Your number will be activated within 2 hours.

How can I upgrade my Airtel 3g SIM to 4g at home?

How to Request Online to Upgrade Airtel 3G SIM into 4G
  1. Step 4) You need to send an SMS from your Airtel number.
  2. Step 5) Type in message box SIM<20 digit New SIM number> and send it on 121 from your airtel mobile.
  3. Step 6) Reply 1 when a confirmation message will receive at your number,