Original topic:

One UI 8.5 Cellular Data not Working

(Post creation time:  

09-28-2026 02:26 PM

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622 Views

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havingtroubles

Cosmic Ray

last edited

 

09-28-2026 02:26 PM

 

in

 
Hello,

Months ago, I made a post about my cellular data not working after the one ui 8.5 update. I put my Sim in an old phone, and called samsung customer service for help. They insisted it was a hardware issue, and that "software issues are extremely rare." They said to take it to a UBreakIFix store. I did so, and the employee confirmed it was a software issue. 

Samsung then told me that I need to wait until the next big update (one ui 9), and that there's nothing they can do. All posts of similar nature have been labeled as "resolved", even though people are still having this issue. This is frustrating, and I still have no solution. Im not sure when the samsung z flip series will get one ui 9, but I shouldn't have to wait months just for my phone to work. 

Im about to factory reset my phone, trying to back up my data now. If anyone has found any solution, please share. Im so done with carrying two phones, just because of an issue that samsung caused and refuses to take responsibility for. 
    • LG

      09-28-2026 03:21 PM

       

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      Hi havingtroubles 🙂
      Hold the phone! Before you hit the nuclear reset button! Have you attempted just resetting some internal settings i.e. the ones in my screenshot below? If not please let's walk through these first as a factory reset will not accomplish what you are asking for. 1790608836618.jpg

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      havingtroubles

      Cosmic Ray

      09-28-2026 04:04 PM

       

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      Ive done so. Still no cellular data. Once again, Ive tried everything. I cant buy a new phone right now, all of my money is going towards my cat. Its frustrating because this isn't my fault, its entirely the fault of samsung.
      LG

      09-28-2026 04:16 PM

       

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      you are 1000% right this is not your fault and every single penny belongs with your sweet cats care not a new phone. Please do not feel guilty or defeated you have done everything a user could possibly do. However since the OS level toggled didn't bring data back with the physical SIM inserted this is an underlying carrier handshake failure triggered by the update. Please leave your Sim in your reliable backup phone so your line is secure for the vet.
      When you have a free minute your next step is contacting your carrier and specifically requesting to speak with tier 2 tech support. tell them your Sim works in your older phone but your Flips IMEI has an unprovisioned data bearer error after a system update. Ask them for a line resync network reprovision pushed to the Flip IMEI. They can force an over the air signal push to rebuild the handshake on their backend.
      Please keep loving on your kitty and dont stress over the flip today. Your backup phone is keeping you connected to the vet and that is what matters most right now ❤ if I can assist further or if yiu have any other questions dont hesitate to reach out. I'll be keep you and your fur baby in my prayers.
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      JenaR

      Constellation

      10-16-2026 10:44 PM

       

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      I spent 3 hours with my carriers tech, they could not fix it.

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      AAbbott

      Honored Contributor

      09-28-2026 04:54 PM

       

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      Why don't you get a free Google voice number and use that until a solution is found?  If you have wi-fi working properly, Google voice will work, and you can configure it to show your carrier's phone number when making a call, and forward calls from your mobile number to the Google voice # (or just tell people your Google voice number as an alternate if you are unable to forward the calls).  You can also get texts and voicemails.

       

      Is your phone not showing a SIM card is inserted or just no mobile connection?  It will work even on a phone with no SIM card, as long as you have a cellular number attached to your account.  I have it it my main phone and in a spare phone without a SIM card.

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      smartphone845

      Constellation

      09-28-2026 09:47 PM

       

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      ❤

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      Puta235

      Asteroid

      10-14-2026 01:55 AM

       

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      😊

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      JenaR

      Constellation

      10-16-2026 10:41 PM

       

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      same problem I have done a reset , and it still doesn't work. I was told by Verizon wait for Samsung update

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      AAbbott

      Honored Contributor

      10-16-2026 11:09 PM

       

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      Well, they are rolling out the 9.0 update now.  If your phone is eligible, you should get it any day now.  Hopefully, it will fix your issue.

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