Original topic:

A 24 Volte 4G network and wificalling not working on sim2 after oneui7 update

(Topic created on: 06-19-2025 05:40 PM)
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mrashok123
Active Level 4
Options
Galaxy A
Is anyone facing sim 2 error not showing volte no 4G or sometimes 4G network and wifi calling now showing in sim 2 after oneui 7 update i am facing this issue mine Samsung A24..
5 Comments
goodthings
Expert Level 5
Galaxy A
It's a major update reset factory data with backup then try to it's again. If you like please accept as a solution it's help to others users also, click on 3dots in my reply section and click on accept solution. Thanks.
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mrashok123
Active Level 4
Galaxy A
I have lots of data i cannot reset
goodthings
Expert Level 5
Galaxy A
Your's most welcome to here.
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cs_member10
Moderator
Moderator
Options
Galaxy A

Dear Samsung Member,

Greetings from Samsung Customer Support!

We regret to hear about your experience with our product. Please believe that this is not a usual occurrence.

Please perform the below-mentioned troubleshooting steps, these may help in resolving your concern.

1. Galaxy device Volte and network issue: https://www.samsung.com/in/support/mobile-devices/samsung-galaxy-smartphone-how-to-optimise-network-...

2. Galaxy device wi-fi calling issue: ● The Wi-Fi Calling feature may not be available depending on the country and carrier. Please check if the Wi-Fi is turned on and the SIM card inserted that supports the feature from the network provider.

● Follow the below steps to turn on Wi-Fi Calling:

● Turn on Wi-Fi Calling:
1. Go to Settings. Tap Connections, then tap Wi-Fi Calling.

2. Tap the switch to turn the feature on. If you see a popup asking for your emergency contact information, please enter it and tap Save. You need to be connected to Wi-Fi and have active service via a SIM or eSIM to enable Wi-Fi Calling.

3. Wi-Fi calling is now enabled. To turn it off, tap the switch again.

4. On some phones, you can also enable Wi-Fi Calling from the Quick settings panel. Swipe down from the top of the screen with two fingers, and tap the Wi-Fi Calling icon.

5. To update your emergency information later, go to Wi-Fi Calling and tap Emergency Address.

● Wi-Fi Calling settings:
1. You can set preferences for calls when your cellular network or Wi-Fi is unavailable.

2. Go to Settings, then tap Connections, then tap Wi-Fi Calling. On some carriers, you might need to tap Roaming network preference or When Roaming.

3. These settings are only available when Wi-Fi Calling is on: Calling Preference: Choose Wi-Fi calling or your cellular network. If your preferred network isn't available, the other will be used automatically.
Emergency address: Update the address your carrier has on file for emergency services.

● Trouble with Wi-Fi Calling?
● If Wi-Fi calling isn't working, check these things:

● Wi-Fi Connection: Make sure you're connected to a strong Wi-Fi network. Check the Wi-Fi icon in the Quick settings panel (swipe down from the top of the screen with two fingers).

● SIM Card: Ensure your SIM card is inserted or your eSIM is active. Your address should be updated in case of emergencies. You can also check if your phone’s operating system supports the feature.

● If these steps don't help, contact your carrier.
Note: Wi-Fi Calling may not be available on all carriers or devices.

If the issue persists, kindly report the problems with a log file. To share a log file, click on the Samsung Members Application (Open Samsung Members Application > Support> Tap on send feedback> Choose Composer> Select error report> select the appropriate issue category> Type your query and send.)

Warm Regards,
Samsung Customer Support

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sandeep112
Active Level 2
Galaxy A
yes i am also facing this issue when my volte and vowifi is on, i am unable to make a call. To call i need to turn of volte or vowife (if calling from WiFi)
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