Why does my iPhone not have 3G signal?

Go to Settings → General → Cellular → Enable 3G: ON. If #1 is OK, try switching ON the “Airplane Mode” for about 10 seconds and then turn it back OFF. Go to Settings → Airplane Mode: ON, wait 10 seconds and turn OFF. If #2 doesn’t work, reset the network settings.

Does jailbreak Unlock iPhone to all networks?

Unlocking an iPhone means taking an iPhone that is locked to a specific carrier and making it usable on other carriers. This is entirely different than a jailbreak; jailbreaking one’s iPhone does not unlock it. A jailbreak is, however, required for all currently public, unofficial software unlocks.

Why is iPhone not working on WIFI?

Still can’t connect? Reset your Network Settings. Tap Settings > General > Reset > Reset Network Settings. This also resets Wi-Fi networks and passwords, cellular settings, and VPN and APN settings that you’ve used before.

How do I enable 3G on my iPhone?

Switch between 3G/4G – Apple iOS

Select Settings.
Select Mobile Data.
Select Mobile Data Options.
Select Voice & Data.
To enable 3G, select 3G.
To enable 4G, select 4G.

Does Jailbreaking remove carrier lock?

Jailbreaking doesn’t = carrier unlocked. Jailbreaking is similar to rooting an Android phone and is unrelated to unlocking carrier lock. Note that The AT and T-Mobile IPhone 7 variants, only come with a GSM chip.

Why am I getting iPhone no service after jailbreak?

The most common cause why you are facing iPhone no service after jailbreak 6.1.3/5.1.1/ 7 is incorrect Baseband. No Service error can only be resolved by downgrading your current iPad baseband. Most people jailbreak their iPhone with Redsn0w and upgrade to iPad baseband. And then they use UltraSn0w to activate their service, but fails.

How to fix iPad baseband “no service” error?

No Service error can only be resolved by downgrading your current iPad baseband. Most people jailbreak their iPhone with Redsn0w and upgrade to iPad baseband. And then they use UltraSn0w to activate their service, but fails. The iPad baseband causes conflict with network service and interferes with the radio Frequency of the device.

How to fix iPhone stuck on “no service” error?

Insert your SIM card that is receiving no service error and head over to Settings > General > Reset > Reset Network Settings. You should also read – How to fix iPhone stuck on the slide for emergency and connect to iTunes screen.