Why does my iPhone not register my SIM?

Make sure that the SIM tray closes completely and isn’t loose. If you use a SIM tray from a different model iPhone, iPad, or from another phone manufacturer, it might not fit properly. Try using another SIM card. If you don’t have one, go to your carrier’s retail store and ask them to test with another SIM card.

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How do I register my new iPhone?

Set up your iPhone, iPad, or iPod touch

Turn on your device.
If you have another device, use Quick Start.
Activate your device.
Set up Face ID or Touch ID and create a passcode.
Restore or transfer your information and data.
Sign in with your Apple ID.
Turn on automatic updates and set up other features.

Do I need to register my new iPhone?

It is not necessary to register your iPhone. Service and support is linked to the serial number. See this article – Do I need to register my Apple product? Note that the warranty begins on the date that the product is originally purchase from Apple or an authorized Apple reseller.

How do I know if my iPhone is registered with Apple?

See your devices

On iCloud.com, go to Account Settings.
In the My Devices section, select a device in the list. Note: If one of your devices isn’t listed, make sure you’re signed in on the device with your Apple ID. You can view the following information: The device model.

How can I register my sim on my phone?

The only way you’ll get it to register is to by calling the number into your carrier telling them that you have replaced the SIM card with a new SIM card and you have to give them that number and then it will be registered.

How do I register my SIM card to my network?

How to Fix the “Not Registered on Network” Error on Android

Toggle On and Off the Airplane Mode.
Restart Your Android Phone.
Take the SIM Card Out and Put It Back In.
Update Your Android Phone’s Software.
Manually Select Your Carrier.
Change the Preferred Network Type.
Reset the Network Settings.
Use a Different SIM Card.