Why cannot clone sim card using only android

How to Clone SIM Card Within 20 Minutes [Guide]

Let’s get one thing straight, cloning a sim card is illegal and this article is written only for educational purpose. This article will help you clone a sim card easily but we suggest you to not use this process to harm someone.

In this age almost everyone owns a mobile phone and many of us think that the messages we send or the calls we make are confidential and cannot be leaked. However, this is not the case, your calls can easily be eavesdropped by using some hacking tips and tricks. Cloning is one of the most powerful way that can easily let you hack someone’s sim card.

SIM also known as the subscriber identity module basically works by transmitting the signal from tower and mobile. The SIM card contains two major keys known as the Ki (Authentication Key) and the IMSI (International Mobile Subscriber Identity) both of these keys help the operator to know his mobile number and also, in authentication of the customer. Basically, all the billing is made to the customers on the basis of these two codes.

You require both of these keys in order to clone a SIM card because these codes are the identifiers of your SIM so you will definitely need them.

Clone A SIM Card In 20 Minutes

Take a new blank smart card and program both, the KI and the IMSI of the SIM card into it. As said earlier, both these keys help the operator to identify the SIM so you can easily fool the operator by putting these codes into a blank smart card. The operator will think of that smart card as the original SIM.

The SIM Cards That Can Be Cloned

So, the bad news is that not every SIM card is cloneable and there are only a few that can actually be cloned.

Here’s what you need to know about that;

The manufacturing of SIM cards is based on three main algorithms, COMP128v1, COMP128v2 and COMP128v3. Now the only SIM cards that can be cloned have an algorithm of COMP128v1 and not all SIM cards work on this code. In fact, only 70% of the SIM cards have the algorithm of COMP128v1 and it can be cloned because it is easy to crack its database.

How Can Cloning A SIM Card Help You?

By cloning, you can spy on the other person’s messages and calls and you can even use his SIM to make calls and send messages which will make his billing go crazy. All of this can be done without even touching the phone of the victim.

You can do a lot of things but cloning a SIM card but at the end of the day it is ethically wrong to do that or get into someone’s privacy.

The Things You Need For Cloning

A Sim Firmware Writer or Reader: Ebay/Amazon then you will need to download and install MagicSIM and a USB SIM card reader too. You can then easily access the victim’s SIM within 20 minutes.

Here are the steps that you need to follow in order to clone;

Step 1: Take the SIM out of the phone and put it inside a card reader. Click on the option that says “read” in the magic SIM. Once it tells that you are connected then select the option in the toolbar that says “crack SIM”.

Step 2: Select all the find options in the toolbar and click on “strong KI” and then click start. Now you will have your KI and the crack will also be completed, after this all you need to do is to click save and save all the cracked SIM information in a file.

Step 3: Just so your SIM card doesn’t gets ruined, make sure that you click disconnect from the file menu.

Step 4: Once you have disconnected it remove the SIM card and put it in your phone to check whether it is working or not.

Step 5: Unlock your SIM card by going in the tools of your phone and then select unlock SIM card, you will then receive a code.

Step 6: Call your network operator and answer all their questions about your name, your account information etc. They will then ask you that why do you want to unlock the SIM card, just tell them that you want it to work with your overseas phone or something. Once they give you the code, just enter it and your SIM will get unlocked.

Step 7: Put your blank SIM card and open your USB SIM card reader too.

Step 8: Connect it and make sure that it is blank, for that it will show you a sign of “No info found”. This means that yes it is blank.

Step 9: Now once you are sure that its blank, click on the option that says “start” and it will take around 10 minutes to write it, after the process is completed, it will then ask you for a security code, enter the code that the provider gave you and click on “finish”.

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How to Fix No SIM Card Error on Android

If you are wondering why your Android phone says no SIM card even though you have a SIM card, there might be something wrong with the card or your device. This guide tells you how to fix this issue on your Android phone.

Common Android Issues & Fixes

Network Issues & Fixes

Communications Issues & Fixes

Connection Issues & Fixes

Hardware Issues & Fixes

Apps Issues & Fixes

I recently changed to a newer phone and currently using my oldВ Samsung phone as a sort of “ipod”. However, it always shows the message that there is no sim card. I know this is just an annoyance but is there any way to disable it?В

It is frustrating when your phone says No SIM card, Emergency calls only, or SIM card not detected even though you have correctly installed a SIM card on your device. Just like the above user, if yourВ Samsung phone В keeps saying no SIM card inserted , you can not text someone, make phone calls, and cannot use your phone normally, even cause the data loss on the SIM card. Why doesВ your Android phoneВ saying no SIM card when there is ? And how do weВ fix no SIM card on Android ?

Don’t worry, here in this post, we will share some ideas aboutВ w hy isВ your phone saying no SIM cardВ andВ why isВ it not detecting SIM card. Besides, you canВ get the below tips on what to do if your SIM card is not working.

Phone Says No SIM Card Android

Why Does My Phone Say No SIM Card?

The reason why doesВ your phone show no SIM card error is that your phone is unable to properly read the contents of your SIM card. This usually happens when your SIM card is not installed properly, it is damaged, or your phone has software problems after a software update.В Therefore,В the phoneВ will not recognizeВ the SIM cardВ and itВ says no sim card detected.

You do not need to get your SIM card replaced right away, as there are some fixes that you can apply on your phone and these can potentially fix your problem.В If these do not work, then you can go ahead and get your SIM card replaced.

Read the following methods to repair this issue first.

How toВ Fix SIM Card Not Detected in Any Phone

Fix 1. Reboot Your Phone

Sometimes, there is not a clear reason as to why your phone cannot detect your SIM card. At these times, you can try rebooting your device and see if that fixes your problem. RebootingВ your phone often resolves many minor glitches.

To reboot your phone, press and hold down the В PowerВ button. Then, choose the В RestartВ option and your phone will turn off and then turn back on its own.

Shut Down and Restart Your Android Phone

Fix 2. Pull Out the SIM and Put It Back In

Since this issue has to do with your SIM card, you can try ejecting your SIM card from your phone and then putting it back in. If your SIM was not installed properly, or if the SIM card tray was loose, this should fix that for you.

Eject the SIM card tray on your phone, take the SIM out, wait for half a minute, put the SIM card back in, and slide the tray into your phone. After phone rebooting, check if the device reads yourВ SIM card.

Fix 3. Enable and Disable Airplane Mode

The purpose of Airplane mode is to help you disconnect from all network services when you are on a flight. However, you can use this mode to fix many network-related problems. There is no guarantee that using Airplane mode will fix your issue but you can give it a go as it will not harm your device.

Make sure you have saved your work before you do this as your phone will be disconnected from the Internet as well.

Step 1.В Open the notifications panel on your phone.

Step 2.В Tap the В Airplane modeВ icon to turn the mode on.

Step 3.В Tap the icon again to disable the mode.

Enable Android Airplane Mode

Fix 4. Fix Phone Keeps Saying No SIM Card when System Crashed

If no sim card detected was caused by system glitches, then you can try the system repair tool with DroidKit. Since your phone is unable to properly read the contents of your SIM card is probably because of some software problems after a software update. DroidKit provides you Android system repair tool to fix all the system issues, like reboot bootloader not working, Samsung touch screen not working, phone or tablet frozen issues, etc. Therefore, you can definitely try DroidKit to fix Samsung phone no SIM cardВ when there is a software problem.

Here is how to fix no sim card error on Android with the system repair tool:

Step 1. Launch the software when you installed it on your computerВ (Windows PC & Mac) > Click Fix System Issues.

* 100% Clean & Safe

Click Fix System Issues

Step 2. Connect your phone says no sim card and click Start button.

Click Start Button to Continue Fixing

Step 3. DroidKit will match PDA code for your device. After that, tap on Download Now button.

Download Firmware Package

Step 4. Once the firmware package is downloaded, click Fix Now button to continue.

Click Fix Now and Start Fixing

Step 5. Next, follow the on-screen instruction to put your device into Download Mode. And DroidKit will start repairing immediately. Wait for the process to finish, you will get the System Fixed Successfully page as below. Now, your phone will restart and you can check if the sim card error was fixed.

System Fixed Successfully

Fix 5. Check if SIM CardВ is not Working on Other’s Phone

You can also try to put theВ unreadable SIM card into the phone that is working normally. If the SIM card is not working on another’s phone either, then the issue is the SIM card.

Otherwise, if SIM  is not working in your phone but working in other phones, then the issue goes to your phone’s SIM card reader.

Fix 6. Wipe Phone Cache

Your phone stores something called cache files on its storage. These files help your system to provide you with a fast response, however, these files sometimes cause issues with the phone. To get rid of the no SIM found notification, you can try the following two methods to clear the cache on your phone with ease:

ClearВ Cache Files on your Android Device

On some phones, you will find the option to clear the cache in the Settings app. However, if you do not have this option, you can use the clear cache option in recovery mode which should be available on most phones out there.

1. Press the Volume Up + Home + Power keys on most devices to enter recovery. If this does not work for you, consult your phone’s manual.
2. When recovery opens, select the Wipe cache partition option to delete your cache files.

Wipe Cache Partition Using Recovery

Clear Cache with В One-click

Here is another way for you to clear cache filesВ smartly with DroidKit, which is aВ complete Android solution for you to solve any problemsВ like fix system problemsВ as we mentioned above, unlock any phone password , of course, clean system junk and cache files, etc.В You can explore DroidKit now.

How DroidKit can help you with cache file clearing? It can smartly find and categorize caches, background apps, APK files, and large files on your phone. You can preview and choose to delete. All Android phones and tablets are supported. Follow theВ steps below to clear cache that may cause SIM card no detected:

Step 1. Also,В launchВ DroidKit on your computer and go to Clean System Junk.

Click the Clean System Junk Mode

Step 2. Connect your device and Start.

Hit Start to Initiate the Clean Process

Step 3. Select the cache filesВ you want to clear and head to Clean Now button.

Preview and Select Cache Data to Clean

Step 4. Until you saw theВ Cleaned Successfully page, the cache files you chose will be cleared now. And it should fix the SIM card error caused by cache.

Fix 7. Ensure You Have a Valid IMEI Number

It is a must for each phone to have a valid IMEI number. If your phone does not have this, which is very rare, your carrier will not be able to provide you with their services. You can actually check for an IMEI number right on your device without needing any apps.

On your phone, head into the Settings menu, tap About phone at the bottom, tap Status and you will see your phone’s IMEI number.

Another way to check the IMEI number is to dial *#06# from the dial pad on your phone.

Find Android Phone IMEI Number

Fix 8. Enable Your SIM Card

On most phones where you have dual SIM cards, people often forget to enable the second SIM. This might be the case with you, and your phone does not detect the other SIM card because that card is not enabled.

Luckily, you can enable and disable SIM cards with a few taps on your Android phone.

Step 1.В Open the В SettingsВ app and tap В Wi-Fi & network.

Step 2.В Select В SIM & networkВ on the following screen.

Step 3.В Tap the SIM card that is not detected and ensure the toggle next to the SIM number is turned on.

Enable SIM Card on Android

Fix 9. Reset Network Settings

Your network settings tell your phone how to connect to your carrier. If there is an issue with these settings, you might want to reset the network settings and potentially fix the problem.

Step 1.В Go to В Settings > System > Reset optionsВ on your device.

Step 2.В Tap В Reset Wi-Fi, mobile & Bluetooth.

Reset Network Settings on Android

Bonus Tip: How to RecoverВ Contacts from SIM Card

If you want to extract contacts from your SIM card in case of data loss, DroidKit can still help you with that. You can get the Extract Needed Data function of DroidKit, which allows you to find and recover data from a device, google backups, or a SIM card.

Connect your device and choose From SIM Card below.

Extract Contacts from SIM Card

Conclusion

That’s all for the possibles reasons why your phone says no SIM card. And you can check the above methods to get rid of no SIM card notification on Android.В If you got any ideas or questions about that, feel free to share with us in the comment below.

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Member of iMobie team as well as an Apple fan, love to help more users solve various types of iOS & Android related issues.

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