If you can’t activate your iPhone or receive an error message like the activation server is unavailable, or the SIM card is unsupported, or your iPhone could not be activated because the activation server cannot be reached, you need to take some measures to fix it. This post from MiniTool Software will show you the things you can do.
When you get a new iPhone or you have reset your iPhone to factory settings, you need to activate it and then you can use it as normal. However, you may find that you can’t activate your iPhone or you receive some error messages showing that your iPhone is not activated successfully. If so, you can read this post to find the situation you are facing and get some related solutions.
Check These Things before You Fix the Problem
1. If your iPhone shows No SIM or Invalid SIM, here are the things you can do:
- Make sure that your SIM is active by your wireless carrier.
- Update your iPhone to the latest version of iOS.
- Restart your device.
- Re-insert your SIM card.
- Try another SIM card to see whether your SIM card is damaged.
2. If your iPhone asks you to enter the password, just do it.
Do These Thing to Fix Can’t Activate Your iPhone
- Restart your iPhone.
- Connect your iPhone to a stable Wi-Fi network (do not use a cellular-data connection when you activate a new iPhone or reactive an iPhone).
- If your iPhone keeps receiving an error message saying the activation server is temporarily unavailable or cannot be reached, you’d better wait for some minutes and then repeat the above two steps to activate your iPhone.
However, if you still can’t activate your iPhone, you need to activate it using your computer.
- Open your computer. Here, you need to make sure that you are using the latest macOS version and the latest iTunes version.
- Make sure that your computer is connected to the network. Both the wire connection and wireless connection are OK.
- Connect your iPhone to your computer.
- Your computer will begin to detect your iPhone and activate it. But the situation you face may be different:
- Set up as New or Restore from Backup: this means your iPhone has already been activated.
- If you receive an error message saying your SIM card is not compatible or is invalid, you need to connect your carrier.
- If you receive an error message saying the activation information was invalid or activation information could not be obtained from the device, you need to restore your iPhone using Recovery Mode.
How to Restore Your iPhone Using Recovery Mode?
1. Open iTunes on your Mac. If it is open, you need to close it and re-open it.
2. Keep your iOS device connected and then use the following method to enter Recovery Mode:
- iPad that doesn’t have a Home button: Press and immediately release the Volume Up Press and immediately release the Volume Down button. Press and hold the Top button until your device restarts. When you see the Recovery Mode, you can release the Top button.
- iPhone 8 and the later device: Press and immediately release the Volume Up Press and immediately release the Volume Down button. Press and hold the Side button until you see the Recovery Mode.
- iPhone 7, iPhone 7 Plus, and iPod touch (7th generation): Press and hold the Top/Side button and the Volume Down button at the same time until you see the Recovery Mode.
- iPad with Home button, iPhone 6s or earlier, and iPod touch (6th generation) or earlier: Press and hold the Home button and the Top/Side button at the same time until you see the Recovery Mode.
3. You will see two options: Restore and Update. You need to select Update to allow your computer to reinstall the software without erasing data on the device. You need to wait patiently until the whole installation process ends.
When you can’t activate your iPhone, you can just try the solutions mentioned in this post to fix the problem. We hope they are useful to you. Should you have any related issues, you can let us know in the comment.
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