Why has my iPhone gone from 4G to 3G?

This usually means that you do not have a 4G connection in your current location. However, if you were getting 4G in that location on your previous iPhone I suggest you contact you Carrier as the problem is most likely on their end. I hope this helps!

Why am I only getting 3G on my 4G iPhone?

In iPhone, it’s just an option to enable 4G and not an instruction for the mobile to work only with 4G. When there’s no enough signal strength for 4G, the mobile automatically switches to the next lower radio signal network (3G or even 2G). Also, the network settings are always pushed by the network operator.

Why did my phone go from 4G to 3G?

Moving from 4G to 3G while on hook means you’ve been detached from the 4G cell mainly due to to signal strength and/or signal quality. When you make a call, your phone detached from 4G to 3G because 4G, unless voice over LTE is activated in the network, can’t facilitate phone calls directly.

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Why has 4G disappeared from my iPhone?

Tap Settings > General > Software Update.



Allow the iPhone to acquire the network again. If your SIM card has SIM PIN enabled, try toggling it off: Tap Settings > Phone > SIM PIN. Try another location. If a different location works, but the original location still does not, contact your carrierto report the issue.

How do I get 4G back on my iPhone?

Apple iPhone – Turn 4G LTE On / Off

  1. From a Home screen on your Apple® iPhone®, navigate: Settings. > Cellular. …
  2. Ensure the Cellular Data switch is turned on .
  3. Tap Cellular Data Options.
  4. Tap Voice & Data.
  5. Tap one of the following options: Enabled when a checkmark is present. …
  6. Tap the VoLTE switch on or off .

How do I change from 3G to 4G on my iPhone?

Switch between 3G/4G – Apple iOS

  1. Select Settings.
  2. Select Mobile Data.
  3. Select Mobile Data Options.
  4. Select Voice & Data.
  5. To enable 3G, select 3G.
  6. To enable 4G, select 4G.

Does my iPhone have 3G or 4G?

From the home screen, tap Settings. Tap Mobile or Cellular. Check Mobile Data is enabled (the switch will show green) and if it isn’t, tap the switch to enable it. Check 4G is enabled (again, the switch will be green) and if not, tap the switch to turn this on.

Why has my phone switched to 3G?

Your phone will use 4G/LTE if it is available. It will use analog voice otherwise. Voice is called GSM; there is no 3G/4G, which only applies to data. If it switches to 3G that means that the carrier’s network does not have sufficient capacity for VoLTE.

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Is 4G better than 3G for phone calls?

The primary advantage of 4G calling is that it provides better call quality. The 4G network has more capacity and faster speeds which means more data can be transferred per second, equating to a much higher quality conversation. … This is because 4G networks can react much quicker than a 3G or 2G network.

How do I force my iPhone to only use 4G?

If you just want to turn it on Settings>Cellular>Cellular Data Options>Enable LTE (some carriers are 4G) and select Voice/Data or both.



  1. Open Settings App.
  2. Open Mobile Data.
  3. Select Mobile Data Options.
  4. Select Enable 4G/LTE.
  5. Select amongst Off, Data Only, Voice and Data.

What to do if 4G disappeared?

How to Fix 4G Problems on Android Phones (8 solutions)

  1. Check if mobile data is turned on. …
  2. Restart your device. …
  3. Re-insert your SIM card. …
  4. Turn Airplane mode on and off. …
  5. Enable the right network mode. …
  6. Check whether you enabled a mobile data limit. …
  7. Reset your APNs. …
  8. Set APN Protocol to IPv4/IPv6.

Why is 4G not showing on my phone?

Paths can differ slightly depending your Android version and phone manufacturer, but you can usually enable Airplane mode by going to Settings > Wireless & networks > Airplane mode. Turn it on for at least a couple of seconds, then disable it. In a lot of cases your LTE connection issues will be gone.

Wireless connection