Long press on the Power off icon and then tap on the green checkmark to boot into Safe Mode. Press and hold the Power button until you see the power menu.Ģ. You can boot your Samsung phone into Safe Mode to check for this possibility.ġ. There’s a chance that a third-party app on your phone is interfering with the detection of the SIM card and causing problems. Tap Reset and select Reset network settings from the following screen.įollow the on-screen prompts to finish resetting your network settings and then check if the issue is resolved. Open the Settings app on your phone and tap on General management.Ģ. Rather than correcting these settings manually, it is easier to reset them to their default values and start afresh.ġ. Incorrectly configured network settings can prevent your phone from detecting the SIM card or establishing a network connection. Go to Storage and tap the Clear cache option at the bottom. Scroll down to locate the SIM toolkit app and tap on it.ģ. Open the Settings app and scroll down to tap on Apps.Ģ. Thankfully, it’s fairly simple to get rid of the damaged SIM Toolkit cache. Clear SIM Toolkit CacheĪ corrupt or outdated SIM toolkit cache can also give rise to the No SIM Card Detected error on your Samsung Galaxy phone. Tap the kebab menu (three dots) in the top right corner and select Reset to default. Open the Settings app on your phone and go to Connections > Mobile networks.ģ. Here’s what you can do to correct them.ġ. If changing the network mode does not help, there may be an issue with your Access Point Name (APN) settings.

Tap on Network mode and select the 5G/LTE/3G/2G (auto connect) option. Open the Settings app and tap on Connections.ģ.

To avoid such issues, you should set the network mode to Auto instead of selecting a specific mode manually.ġ. Selecting a network mode that’s not available in your region can trigger various errors, including ‘SIM card not detected’. If your SIM card appears damaged, you can contact your carrier and have it replaced. If the SIM card does not work on another phone, you need to inspect it for any visible scratches or stains. This should help you determine whether the issue lies with your SIM card or phone. Test the SIM Card on Another PhoneĪnother thing you can do is test your SIM card on another phone. Then, restart your phone to see if the error still appears. Place your SIM card correctly in the tray and insert it back in. While you are at it, clean the SIM tray as well. To fix this, eject the SIM from your phone and clean it with a soft dry cloth. Your Samsung Galaxy phone may have trouble detecting your physical SIM if it wasn’t installed properly. Alternatively, you can also restart your Samsung Galaxy phone to achieve the same. This should refresh your phone’s network connection and get it to detect your SIM.

Then, wait for a few seconds and tap the icon again to turn airplane mode off. If your SIM card is already on, swipe down from the top of the screen to access the Quick Settings panel and tap on the Airplane mode icon to enable it. Enable the toggle next to your SIM and select Turn on to confirm. Open the Settings app on your phone and navigate to Connections > SIM manager.Ģ. A common reason why you may see the No SIM Card Detected error on your Samsung Galaxy phone is if you have inadvertently disabled your SIM from the Settings app.

Sim toolkit in samsung