How can I save battery for "No cell coverage" without using Airplane mode on iPhone?

I live in some apartment which is not covered with cellular networks, so i had to use airplane mode to reduce battery consuming while i'm not connected to cellular network.

But recently, my cellular carrier enabled wi-fi calling feature, however i need to disable airplane mode to use it.

So, my question is, How could i reduce battery consuming for "No cell coverage" without airplane mode to be on??


[Re-Titled by Moderator]

Original Title: "no cell coverage" battery consuming.

iPhone 16 Pro Max, iOS 18

Posted on Jun 11, 2025 1:15 AM

Reply
Question marked as Top-ranking reply

Posted on Jun 11, 2025 5:29 AM

islam1001 wrote:


however i need to disable airplane mode to use it.

That is not true.


You absolutely can make Wi-Fi calls with Airplane Mode turned on — as long as you manually enable Wi-Fi and Wi-Fi Calling.


How to make Wi-Fi calls in Airplane Mode:

  1. Turn on Airplane Mode – this disables all wireless connections.
  2. Manually turn on Wi-Fi – just tap the Wi-Fi icon again in Control Center or go to Settings > Wi-Fi.
  3. Ensure Wi-Fi Calling is enabled:
    1. Go to Settings > Phone > Wi-Fi Calling and toggle it ON.
    2. It may ask you to confirm your emergency address (for 911 services in some countries).
  4. Now, when you're connected to a Wi-Fi network, your iPhone will route calls over Wi-Fi — even though the cellular radio is off.


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2 replies
Question marked as Top-ranking reply

Jun 11, 2025 5:29 AM in response to islam1001

islam1001 wrote:


however i need to disable airplane mode to use it.

That is not true.


You absolutely can make Wi-Fi calls with Airplane Mode turned on — as long as you manually enable Wi-Fi and Wi-Fi Calling.


How to make Wi-Fi calls in Airplane Mode:

  1. Turn on Airplane Mode – this disables all wireless connections.
  2. Manually turn on Wi-Fi – just tap the Wi-Fi icon again in Control Center or go to Settings > Wi-Fi.
  3. Ensure Wi-Fi Calling is enabled:
    1. Go to Settings > Phone > Wi-Fi Calling and toggle it ON.
    2. It may ask you to confirm your emergency address (for 911 services in some countries).
  4. Now, when you're connected to a Wi-Fi network, your iPhone will route calls over Wi-Fi — even though the cellular radio is off.


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How can I save battery for "No cell coverage" without using Airplane mode on iPhone?

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