My iPhone 16 Pro Max showing only 2 bars of signal

I currently have a iPhone 16 pro max and I have this issue where my phone is seems to get 2 bars of signal and it stays steady like this and my families phone stays at 4 but my cellular data keeps on jumping sometimes, not to sure what’s happening and im using 5g as my other family members


[Re-Titled by Moderator]

Original Title: why do i have 2 bars while my other family membets have 4 ?

iPhone 16 Pro Max, iOS 18

Posted on Jun 21, 2025 7:46 PM

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Question marked as Top-ranking reply

Posted on Jun 30, 2025 1:56 PM

Check with your carrier, then. Coverage will vary of course, particularly within buildings, and with tower-related outages and other details. Details such as 5G building penetration varies by band used, as well.


In some places, I’ve installed microcells to improve cellular coverage, though in recent years using Wi-Fi calling would be more common.


Also use field test mode and check the reported signal strength.


Though I’d likely use a carrier-provided device, here is a signal booster, and with details on checking coverage and on field test mode:

https://www.weboost.com/blog/how-to-access-iphone-field-test-mode

5 replies
Question marked as Top-ranking reply

Jun 30, 2025 1:56 PM in response to jagamar

Check with your carrier, then. Coverage will vary of course, particularly within buildings, and with tower-related outages and other details. Details such as 5G building penetration varies by band used, as well.


In some places, I’ve installed microcells to improve cellular coverage, though in recent years using Wi-Fi calling would be more common.


Also use field test mode and check the reported signal strength.


Though I’d likely use a carrier-provided device, here is a signal booster, and with details on checking coverage and on field test mode:

https://www.weboost.com/blog/how-to-access-iphone-field-test-mode

Jun 30, 2025 12:56 PM in response to lore_370

My wife and I are experiencing the same issue with our iPhone 16’s we purchased 2 months ago. There is no place on the planet we can get more than 2 bars. We are no longer getting a good signal in the same places we used to have a good signals. In most cases we can’t use our phones without WiFi service.


The wifi is spotty at times as well and buffering is a thing all of a sudden.

Jun 30, 2025 12:59 PM in response to MrHoffman

I don’t think the aesthetic of the 2 bars is the issue here. I wouldn’t even notice how many bars we were getting on our phones if the signal were strong and stable. When it fails, I notice I’ve only got 2 bars. The issue isn’t 2 bars. We don’t have anyone in our family getting 4 bars to compare to. We just note that our older iPhones did not give us this instability.

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My iPhone 16 Pro Max showing only 2 bars of signal

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