IOS 26 - Lock Iphone during install on "low battery" page

Hi! Just downloaded the IOS 26 beta software to my Iphone 15 128gb and during the second phase of installation of the update (when the phone start rebooting a few time) my iphone showed the display of low battery with the time displayed on the top left corner of the screen, even though my Iphone was pluged in during the full time of the install and had more than 50% of battery before launching the installation.

So far-here is what i know:

  • I wouldn't be able to confirm if the install was successfull or not
  • i tried forced reboot a few time but i keep landing on the low battery page
  • some other people are experiencing the same problem as i am as i could confirm on the reddit dedicated to the IOS26beta page
Answered by mynameisyake in 842356022

Had this issue on my 16 Pro Max, had to put the phone into DFU mode and restore it to 18.5. Haven’t tried to install 26.0 beta again yet. I recommend trying these steps to enter DFU mode if you haven’t tried them yet. It was the only thing that worked for me:

“First, quick-press the Volume Up button, then quick-press the Volume Down button. Then, press and hold the Side button until the screen goes black. As soon as the screen goes black, press and hold the Volume Down button for 5 seconds. After 5 seconds, release the Side button while continuing to hold the Volume Down button for an additional 10 seconds.”

Same issue has happened to me, and I can't restore the IPSW using Apple Devices on my PC lol

I have the same issue, and even had it plugged in while doing the update. lol

Same for me. iPhone 15 Pro going from 18.5

Also tried forced reboot while being plugged on my mac with no results so far....

Have the same issue, iPhone 16 Pro 256g, after install started phone shut off now I'm getting dead battery screen, when you plug in to charge just low battery screen, can't force reset. I was at 70% battery and plugged in while the update was installing. Now the phone is bricked.

Same issue but started with about 90% battery and didn't have it plugged in during the update. iPhone 16 Pro Max 512G. I haven't tried connecting it to Xcode yet but am guessing that won't help. Will download the latest Xcode next. Hope someone smarter than I figures out what to do or this is a trip to the Apple Store tomorrow for me.

Edit: Yes, I submitted a feedback for this.

Exact same issue as well 16 Pro Max. Left charging for 3 hours and nothing changes

Same issue on 16 Pro. Also cant get into Recovery/DFU to resolve the issue.

Same issue with 16 Pro. Been charging for a while and is drawing current, but stuck on low battery screen.

Exact same issue, iPhone 15 Pro. It had 80% battery and powered. Rebooted and bricked on charging. It only detects when I plug my cable in or not. It does not respond to my MacBook, or any of the restart/diagnostic options. So it completely made it unusuable.

Same, iphone 16 Pro Max.

Accepted Answer

Had this issue on my 16 Pro Max, had to put the phone into DFU mode and restore it to 18.5. Haven’t tried to install 26.0 beta again yet. I recommend trying these steps to enter DFU mode if you haven’t tried them yet. It was the only thing that worked for me:

“First, quick-press the Volume Up button, then quick-press the Volume Down button. Then, press and hold the Side button until the screen goes black. As soon as the screen goes black, press and hold the Volume Down button for 5 seconds. After 5 seconds, release the Side button while continuing to hold the Volume Down button for an additional 10 seconds.”

Got the same issue on my 16 PRO 😭

Exact same model, same issue. Have tried to get help everywhere. Cant force restart or put in dfu.

I have the same problem with 59% Battery on my iphone 15 Pro Max 😔

plug it into MacBook (If you have one). quickly Volume up, then down then hold the power/lock button for 10 seconds once the screen goes and the low batter screen goes black keep holding down the lock button then also hold down the volume down button for another 5 seconds.

https://www.youtube.com/watch?v=kaRpv3sjaHU

this allowed me to reset back to factory

I was just in the same boat but was able to boot into DFU mode to resolve it.

I was running the latest 18.5 beta on my iPhone 16 Pro Max. Decided to try the iOS 26 dev beta (like I do every year) and encountered my first soft brick situation...got stuck on the battery splash as described here.

Putting the device in DFU mode (direct firmware update) allowed me to restore using my Mac. Keep in mind this will wipe your device, but I'm an iCloud user so not worried about that, and using my phone in general was most important to me.

9to5 Mac has a pretty good article on using DFU mode. Keep in mind when done right, you will not see an Apple logo or any splash, you'll see a black screen. Then when plugging into your Mac it will be recognized (unlike with the battery splash).

Good Luck.

Just for reference, on iphone 15 pro, did OTA iOS 26 and had this issue. Used DFU to restore to stock, tried OTA again, same issue - even without being plugged in. DFU again, this time tried to restore directly to iOS26 image, same issue. Def seems like model specific bugs. Sticking with stock until they report this issue resolved

iPhone 16 Pro bricked. DFU fixed it and reverted to 18.5. Guess I'll wait...

Has anyone managed to get the install to work at all?

Also, anyone with a failed install, managed to recover?

I tried everything I could think of. I updated my Mac to macOS Tahoe. I tried running the OTA normally, this doesn’t work and it shows the same error. I had to use the DFU mode it get it back to 18.5 using Configurator. I did also try installing iOS 26 via Finder and Configurator but same low battery screen pops up. Everyone needs to report this on Feedback so they know about this. Also if you’re having issues getting it to DFU, you have to use the included USB C to C cable in the box when you plug it into your Mac, I also found that a Samsung SSD Cord works the best with this, oddly enough.

Same issue. Hope it is fixed soon.

Took some tries but it works use the dfu mode while connecting to the macbook

I have an iPhone 15 Pro and the iOS26 Beta will not install it will brick the iPhone. I need to DFU (wipe data) to restore it back to 18.5. I tried updating to iOS 18.5 again, this time without it being plugged in. But again it bricked it. So somehow Apple messed something up.

I managed to restore my iPhone with DFU mode and the backup I made before updating. Did anyone figure out a way to successfully update to iOS 26 beta yet after experiencing this problem? I'm assuming we have to wait before we get a stable way to install the beta.

IOS 26 - Lock Iphone during install on "low battery" page
 
 
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