I lost 5G cellular data connection after upgrade to ios 18.5

My phone suddenly lost 5G cellular connection after updating to iOS 18.5. Did reset network settings, 5G symbol appeared for few seconds and changed to 4G.

iPhone 16 Pro Max, iOS 18

Posted on May 15, 2025 7:03 PM

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Question marked as Top-ranking reply

Posted on May 15, 2025 7:28 PM

Try a forced restart. If that doesn't work, contact your carrier, they may need to push an update to your phone.


• Press and quickly release the volume up button

• Press and quickly release the volume down button

• Press and hold the side button.

• When the Apple logo appears, release the button.


Force restart iPhone - Apple Support (IN)


3 replies
Question marked as Top-ranking reply

May 15, 2025 7:28 PM in response to Nelsonhing

Try a forced restart. If that doesn't work, contact your carrier, they may need to push an update to your phone.


• Press and quickly release the volume up button

• Press and quickly release the volume down button

• Press and hold the side button.

• When the Apple logo appears, release the button.


Force restart iPhone - Apple Support (IN)


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I lost 5G cellular data connection after upgrade to ios 18.5

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