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If you are also searching for similar queries on the web, then this article is for you. In it, we will show you how to fix the “sim not supported, but phone is unlocked” issue on iPhone.
You will still get a ‘SIM Not Supported’ status when you try to insert a SIM on your iPhone even when it is unlocked. Unlocked phones are supposed to accept any SIM card, so you might be disappointed. Still, there may be reasons for this, like the carrier, software, or hardware. First, let’s focus on the causes of ‘SIM Not Supported’ errors, and then we will discuss the solutions.
Why does my iPhone show “SIM not supported”??
There are many reasons why your iPhone shows the “SIM not supported” message. Some of the reasons are:
- Carrier Restrictions: Sims won’t work on an iPhone if carrier-locked phones have the same restrictions as unlocked phones.
- Software Glitches: Some errors are in the Operating System (IOS) that makes the iPhone incapable of properly detecting the SIM.
- Outdated Carrier Settings: Sometimes the carrier won’t recognize the SIM and you have to update your carrier settings.
- Incompatible SIM Card: There are chances that the SIM is working fine and there is no physical damage, it may just not be the right SIM card for the iPhone.
- Activation Issues: There may be a problem with the activation of the phone which makes the SIM reads errors in that respect.
- Network Settings Misconfiguration: The wrong network configuration won’t let the device use the best network.
Here are 7 Simple Solutions to fix ‘SIM Not Supported’ on iPhone:
Restart Your iPhone:
The SIM card not supported issue is a very frustrating one, and sometimes restarting your phone fixes it. so try to restart your iphone.
- Press the ‘Side Button’, ‘Volume Up’ or ‘Volume Down Button’ for a few seconds to get to the power-off slider.
- Switch off the device, by using the slider.
- When it has shut off, press down the ‘Side button’ once again until the Apple logo appears.
- After the device booted, check whether it accepted the SIM card.
Performing a simple restart to an iPhone will often fix these little software bugs that may be causing the error message, SIM Not Supported.
UP to date iOS or Carrier Settings:
If the software or the carrier’s settings are old, the proper function of SIM card recognition by the iPhone may fail. This issue can often be resolved by ensuring that your iPhone has the latest software version installed.
- Click on the Settings icon and choose General and then tap on “Software Update”.
- In case there is a new version of iOS, click on “Download and Install”.
- To check for any updates, on the Main Menu, tap Settings, then tap General and finally tap About.
- If a “carrier update” has come out, you will be prompted to install it.
You should always have the latest iOS format and carrier settings to avoid problems caused by constantly changing network configurations.
Check SIM Compatibility and Damage:
if the SIM card is defective or incorrect, ‘SIM Not Supported’ will continue to show on the iPhone and ipad.
- Simply remove the sim card tray from your iPhone.
- Check the SIM card closely for cracks or any sort of damage.
- Insert the SIM in a different handset and see whether it responds.
- If the problem is with the sim itself, request a replacement from your cellular operator.
Reinsert SIM card:
Sometimes the sim card isn’t inserted properly, so the phone can’t capture it.
- Gently remove the SIM from its tray and with something soft like a cloth; clean the SIM card gently.
- Place the SIM card back into the tray for SIM cards and slide the tray back into the device.
- Once you restart your iPhone, check if the issue has been resolved.
If you put the SIM card in the right place, it’ll fix the “SIM not supported” problem cause by sometimes wrong position sim cards
Reset Network Settings:
Incorrect network settings push SIM cards to fail to recognize. If this’s the problem, once the network settings are reset, the problem will go away.
- Settings > General > reset > “Reset network settings”
- Type in your passcode to reset the settings.
- It would erase all network customization on the iPhone, such as Wi-Fi, VPN as well as cellular setting.
- once the iPhone is turned back on. check again sim card status.
Restoring the network settings to their original factory settings could be able to fix any issues that are preventing the SIM from the phone from being recognized.
Try Another SIM Card:
If you are still getting SIM Not Supported error after trying all the above methods then try inserting another Carrier SIM in your phone.
- Replace the current SIM card with another that’s compatible with other devices or networks.
- If the new SIM card works, the problem may be with the original SIM card.
- You may need to talk to your carrier to verify the activation of the original SIM card or ask for another one, where necessary.
- Using an alternative SIM can help you figure out if there’s anything wrong with your phone or card.
Contact Your Carrier:
If nothing else works, it might be a carrier-specific issue. Contact your carrier if you’re still having trouble.
- Call or visit your carrier’s customer support.
- Describe the issue and provide your iPhone’s IMEI number, which you can find under Settings > General > About.
- Your carrier might refresh the activation, update your plan, or give you a new SIM card.
- Sometimes carriers have to update their records or your plan to get the SIM to work.
Final Thoughts
By following these 7 steps, you can fix the “SIM Not Supported” error on an unlocked iPhone caused by carrier restrictions, software glitches, or hardware problems.
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