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There are several types present behind the network-related issues, and the most commonly weak or poor signal is the blame. If your Galaxy S21 is showing mobile data not working, be sure that the signal on your device is visible because anything less than 3 bars is a bad signal.
If you are present in a location where there is no proper infrastructure or else you are moving in the car, then a dead spot can be the blame. Or else sometimes there is bad firmware or and related issue for that you need to follow the given below workaround.
Galaxy S21 Mobile Data Not Working
Check If You’ve Reached Your Mobile Data Limit
As we all know most of the service provider offers limited data plan. But the mistake we do is, we have taken it for granted as we use mobile data without keeping a track of the data usage. Hence the internet not working on S21, then this reason could be the culprit. So we recommend you verify that you do not exceed the data plan.
Check If Airplane Mode On or Off
Sometimes the random click on the device can create various issues in the device. One of them would mobile data not working on Samsung. Disable Airplane mode on Samsung S21, by navigating towards device settings.
Re-Insert Your SIM Card
Mainly, rebooting or resetting the network between SIM and device is enough to solve most of the mobile data related issue. So simply remove and insert the SIM in your device. Only one thing you need to keep in mind is to switch off the device before removing the SIM.
Force Restart Your Device
The most effective and easy to perform task is to refresh your device memory and reload all the services available on your device. And this can be done by simulating a battery or forced restart of your Samsung S21. To do so follow the given below steps.
• Press the Volume Low Key and Power Key for 15-20 seconds.
• When the logo of Samsung S21 appears let out all the buttons.
After that watch issue is fixed or not, if not, then move to the further steps.
Reset Network Settings
If none of the above solutions works, the only option remain is network reset. Because sometimes change in network settings can be more effective as compared to other mentioned tricks. To do so, follow the given below steps.
• Navigate to Settings.
• Go to General Management.
• Tap Reset.
• Select Reset Network Settings.
• Hit Reset Setting Button.
• Finally, hit the Reset Key.