Original topic:

Unable to make phone calls shows not registered on network update of One UI 12

(Topic created on: 01-15-2022 07:15 PM)
Milind07
Beginner Level 4
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Pune
Shows not registered on network after One UI 12 on galaxy note 10 + can't make calls and use mobile data after the update please help me out of this issue 
3 Comments
-SHAHID-
Active Level 6
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Pune
Sim card issue.
Try using other sim card.
Milind07
Beginner Level 4
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Pune
Yess u are right other sim card works in my phone 📱 thanks buddy for helping me out
cs-member13
Expert Level 3
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Pune

Dear Samsung Member,

Greetings from Samsung Customer Support!

We apologize for the inconvenience you are facing. We understand your concern and will help you resolve this. Kindly follow the below steps to resolve your issue:

Check device network mode settings
Please follow the below steps.

Step1: Navigate to apps screen and tap on Settings.
Step2: Tap on Connections.
Step3: Tap on Mobile networks.
Step4: Tap on network mode SIM1 or SIM2.
Step5: Select network mode.

Note: We recommend to set device network mode as LTE/3G/2G (auto connect) mode.

Check network operator settings
Kindly set device network operator as "Automatically".

Please follow the below steps.

Step1: Navigate to apps screen and tap on Settings.
Step2: Tap on Connections.
Step3: Tap on Mobile networks.
Step4: Tap on Network operators.
Step5: Select automatically.
Note: We recommend to set device network operators as LTE/3G/2G (auto connect) mode.
Step6: Tap on OK.
Step7: Registered on network.

In case the issue still occurs. Please register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report).

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support