iPhone 17 pro Cellular Connection Issue

I am incredibly frustrated and hoping someone from the community or an Apple representative can help me resolve this. I bought a new iPhone 17 Pro on launch weekend and it has a significant, persistent issue.

Here’s a breakdown of what has happened so far:

  • The Issue: The phone's cellular connection repeatedly fails. It goes from 5G to "no service," then to "SOS." This also causes repeated dropped calls. For context, the call dropped roughly 9 times during a senior support call. Apple Support: I've been in contact with Apple Support since day one. Their stance is that it's a carrier issue. I have a case number: 10**********. The senior advisor on the phone confirmed the issue was clearly documented.
  • Verizon Support: I have worked with Verizon's support team, and they have confirmed that they have done everything possible on their end. They believe it is a device hardware or software issue.
  • The Replacement Catch-22: Apple has told me they will not send a replacement device without charging me for a new one. They also stated that if they can't replicate the issue, I will be charged, and my original phone won't be returned. This is an unacceptable policy.
  • Left Without a Phone: To make matters worse, I've already sent my previous iPhone 12 Pro Max in for a trade-in credit, leaving me without a functioning device.

I am completely stuck. It's a brand new phone with a major issue, and neither Apple nor Verizon is taking ownership. I'm hoping someone here has experienced a similar situation or can offer some advice. Is there a way to escalate this with Apple to get a replacement without this unfair policy?


[Edited by Moderator]

iPhone 17 Pro, iOS 26

Posted on Sep 23, 2025 6:54 AM

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Posted on Mar 3, 2026 5:27 AM

Update : I found the issue ! This was related to VPN.LAT software !! this vpn application, even if the vpn was disabled in the iphone settings, crash and reboot my e-sim(s) !

Once uninstalled, everything works fine

Should be fixed in iOS... probably

Similar questions

80 replies

Sep 29, 2025 5:34 PM in response to pschatzow

I’ve been having the same issue for the past 48 hours. Neither Apple nor Verizon are being helpful. This issue seems to be isolated to Pro models. Can swap for another Pro without charge, but risk still having the same issue. Both Verizon and Apple are hoping that we just roll over and let them nickel and dime us. Not satisfied with how either company is handling this

Oct 16, 2025 8:15 AM in response to pschatzow

I had a 13pro and T-Mobile prepaid, and I didn't notice any problems. I bought a 17pro on a T-Mobile postpaid contract, transferred my number, and now calls don't work in my apartment. I have to go out on the balcony. And when I'm driving around on business, my internet connection constantly drops out and I only have access to SOS. I read this forum and tried all the recommendations, but they don't work. The internet only comes back after switching to airplane mode.

Feb 17, 2026 7:17 AM in response to pschatzow

I might have this problem too - 26.2. When I get around the city, sometimes I pull out my phone, it looks like the connection is fine but I can't do anything on the Internet. I would have to disable and enable cellular data for things to work again.


It is a little annoying and I also wonder if I would not have incoming messages delivered because of this problem.

iPhone 17 pro Cellular Connection Issue

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