If you have bought a new SIM card or an old SIM card and inserted it into your Android smartphone to access the Internet, you encountered an issue on your phone, which now says SIM card not detected. You have removed the SIM card several times to re-check if it is inserted correctly, but you still encounter the same error.
You might be frustrated and out of options to try. If you are wondering how to fix this SIM slot not working issue, you are at the right article. Here, we discuss why the error occurs and the appropriate solutions to effectively solve the SIM card not working Android problem. Let’s get started.
How to Fix SIM Card Not Working on Android
Below are the primary reasons for this Android problème:
- Le mode avion est activé
- Unsupported network mode
- Disabled SIM card
- Incorrect network APN settings
- SIM card inserted improperly
- Corrupt cached data
- SIM card problem
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Remarque: Since smartphones don’t have the same Settings options, and they vary from manufacturer to manufacturer hence, ensure the correct settings before changing any. The following methods were tried on Moto G (8) power lite – Android 10 (Stock).
Méthode 1 : méthodes de dépannage de base
Here are a few basic troubleshooting methods to fix SIM card not working on Android device.
1A. Redémarrer le téléphone
SIM cards inserted might require a restart for it to initialize in case of a newly installed one. Follow the below steps:
1. Appuyez et maintenez la power .
2. Ensuite, appuyez sur le Redémarrer.
1B. Clean Golden Side of SIM Card
The golden side of the SIM card attracts dust over time which can be cleaned with a soft cloth. Remove the SIM card holder and the SIM card to clean the golden side of the SIM card. Slide back the SIM inside. This may resolve the problem of the SIM slot not working issue.
1C. Try Another SIM Card
Sometimes, you may doubt the SIM slot not working. There might be a problem with the SIM card holder. It can be damaged or is not functional. If this is the case, you can try inserting another working SIM card in the SIM card holder to see if it works. If the device still displays the SIM card not detected error, there might be a problem with the device or the SIM card holder.
1D. Try Another Android Mobile
If inserting another SIM card on your current Android device did not work for you, try inserting the SIM card in a different Android device, as there might be a chance of hardware issues in the device itself.
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1E. Disable Airplane Mode
An issue with the network reception can cause SIM cards not to detect the type of problems. So to overcome these problems, it helps to turn on and off the Airplane mode to block the problematic network reception and see if the SIM card gets detected.
1. Aller à l' panneau de notification on your device by swiping down the top notification bar sur l'écran.
2. Appuyez sur le Mode avion icône pour le tourner On Si c'est de par défaut.
3. Wait for a few seconds and tap on the Mode avion icône pour le tourner de.
Method 2: Enable SIM card
You might have accidentally disabled the SIM card in the settings. In Android, there is a toggle to disable the SIM card while it is in use. Follow the below steps:
1. Swipe down on the home screen and tap on the icône de rouage ouvrir le Paramétres menu.
2. Ensuite, appuyez sur Réseau et Internet.
3. Appuyez sur Cartes SIM.
4. allumer the toggle for the SIM cards inserted if it is disabled.
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Méthode 3 : mettre à jour le système d’exploitation Android
Always keep your Android phone up-to-date to avoid any software and hardware conflicts. To update your phone, follow the below steps:
1. Aller à Paramètres du notifications panel.
2. Faites glisser votre doigt vers le bas et appuyez sur Système.
3. Maintenant, appuyez sur Avancé.
4. Ensuite, appuyez sur Mises à jour système to check for any updates.
4A. If an update is available, installer la mise à jour et reboot votre appareil.
4B. If your Android OS is up-to-date, it will say Votre système est à jour.
Method 4: Search Manually for Network Operators
Sometimes, your carrier operator settings may change due to system conflicts due to some network or data conflicts. Due to this, you might experience the SIM card not working Android issue. Follow the below steps to resolve the same:
1. Glissez vers le bas déclaration menu from the home screen and tap on the icône Paramètres.
2. Appuyez sur Réseau et Internet.
3. Maintenant, appuyez sur Réseau mobile.
4. Maintenant, appuyez sur Avancé.
5. Turn Off the toggle for the option Sélectionner automatiquement le réseau.
6. Maintenant, appuyez sur Choose network.
7. Now, choose your opérateur de réseau manuellement.
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Method 5: Create and Update APN Settings
This issue can sometimes occur if your SIM card carrier access point network is not configured. You can try manually editing the APN to see if the SIM card not working Android issue persists. Follow the below steps:
1. Aller à Paramètres et appuyez sur Réseau et Internet.
2. Appuyez sur Réseau mobile.
3. Appuyez sur Noms des points d'accès.
4. Appuyez sur le trois points et sélectionnez Réinitialiser aux valeurs par défaut.
5. Maintenant, appuyez sur le icône + et ajoutez le APN details.
Remarque: The details of APN will be available on the official carrier website (e.g., Vodafone).
6. Une fois terminé, appuyez sur le coche dans le coin en haut à droite.
Méthode 6: réinitialiser les paramètres réseau
Older cached files and settings might conflict with the SIM card and cause network issues such as the SIM card not being detected. To fix this, you might need to clear the network settings cache on your phone manually.
1. Ouvert Paramètres.
2. Faites défiler vers le bas et appuyez sur Système, Suivie par Réinitialiser les options.
3. Enfin, appuyez sur le Reset, Wi-Fi, mobile & Bluetooth option.
4. Appuyez sur RÉINITIALISER LES OPTIONS.
5. Entrez votre code PIN ou mot de passe si vous y êtes invité
6. Appuyez sur le RÉINITIALISER LES OPTIONS option à nouveau.
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Method 7: Clear SIM Card Cache
There is a system app called SIM card manager (or SIM toolkit on some devices). Clearing the data and cache of these can be helpful. Follow the below steps:
1. Aller à l' Paramètres menu du quick access menu.
2. Appuyez sur le Applications et notifications.
3. Appuyez sur icône de trois points dans le coin supérieur droit et sélectionnez Afficher le système.
4. Appuyez sur Boîte à outils SIM.
5. Ensuite, appuyez sur Stockage et cache.
6. Enfin, appuyez sur VIDER LE CACHE.
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Method 8: Clear Android Internal Cached Data
It is worth a shot to clear the internal Android cache as the cache gets clogged up over time and causes issues later on. Follow the below steps:
1. Glissez vers le bas notifications panel et aller à Paramètres.
2. Faites glisser votre doigt vers le bas et appuyez sur Stockage.
3. Maintenant, appuyez sur Stockage partagé interne.
4. Enfin, appuyez sur Cached files to delete files.
This can solve the SIM card not working Android issue
Méthode 9: démarrer en mode sans échec
There is a possibility that any apps can interfere with the initialization of the SIM card. If so, you can try booting your mobile into safe mode. Safe mode only loads the apps required to start the device without user-installed apps. If your SIM card works, then there might be problems with one of your apps.
1. Tenez le Bouton d'alimentation.
2. In the pop-up menu, press and hold the Mise hors tension option until the Safe mode appears.
3. Appuyez sur OK to restart in safe mode.
You will also see the words Safe Mode written on your home screen at the bottom.
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Méthode 10 : effectuer une réinitialisation d'usine
If all else fails, you can try a factory reset to see if that works. Use this method as a last resort as this will wipe all data from your phone. It is wise to backup all your data before performing this step. Follow the below steps to resolve the SIM card not working on Android:
1. Ouvert Paramètres et appuyez sur Système.
2. Maintenant, appuyez sur Réinitialiser les options, Suivie par Effacer toutes les données (réinitialisation d'usine).
3. Appuyez sur le Effacer toutes les données .
4. Entrez votre NIP ou schéma, si seulement.
5. Appuyez sur Effacer les données to begin factory reset.
Method 11: Contact Customer Service Center
If none of the above methods worked and your Android mobile is still under warranty, you can provide your mobile to the nearby service center. If it is not under warranty, it is still worth taking your mobile to the service center since the service technicians can most probably solve the problems.
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We hope the above article on the fix SIM card not working Android issue was helpful and you could troubleshoot and solve your problem. Please let us know in the comments which one of the methods solved the problem for you. Also, don’t forget to share your queries or feedback on this article. Thanks!