Network issue

[Joy91]

All phones are running good with same internet provider, but at the same time my phone is bufffering or loading very slowly...why?

[TechiePradhumn]

Clean the SIM
Insert SIM in slot 1
Then reset network settings 2-3 times and then restart.

[cs_member10]

Dear Samsung member,

Greetings from Samsung customer support.

Kindly follow the easy troubleshooting steps which might help to solve the issue.

Check device network in open area
Advice customer to check his/her device in a different location/network coverage area.

Check device network mode settings
Please follow the below steps.
Note: Steps and Images may vary according to OS.
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 5G/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 automatically.
Step6: Tap on OK.
Step7: Registered on network.

Check SIM cards
Kindly do check same SIM card in another phone or another SIM card in same phone to verify the issue.

Update device software (If Software update available): https://www.samsung.com/in/support/mobile-devices/samsung-galaxy-smartphone-how-to-update-software/

Reset the device: https://www.samsung.com/in/support/mobile-devices/samsung-galaxy-mobile-how-to-perform-a-factory-res...

In case the issue still occurs. Please visit the service center for a physical inspection of your device. You can locate your nearest service center with this given link: https://www.samsung.com/in/support/service-center/

Warm Regards,
Samsung Customer Support