Download iOS 26.6.2 and iPadOS 26.6.2 Firmware Files

You can now download iOS 26.6.2 and iPadOS 26.6.2 firmware for your iPhone and iPad, and if you’re wondering whether this one is worth installing right away, the short answer is yes. It fixes a bug that stopped some devices from downloading software updates over a cellular connection, and with iOS 27 expected within days, that’s not a bug you want sitting on your phone.

iOS 26.6.2 and iPadOS 26.6.2

What’s new in iOS 26.6.2

Both updates carry build number 23G90, replacing 26.6.1’s build 23G83. According to Apple’s release notes, the fix is narrow: “This update fixes an issue that prevents downloading a software update over a cellular connection.” There’s no mention of security content on Apple’s usual security release page, so this looks like a pure bug fix rather than a patch for any vulnerabilities.

Apple pushed this out on September 8, just a day ahead of its iPhone 18 Pro event. That timing isn’t a coincidence. iOS 26.6.1 apparently had trouble letting devices grab updates over cellular, and Apple clearly wants that cleared up before iOS 27 lands so people aren’t stuck waiting for Wi-Fi to get the bigger release.

iOS 26.6.2 and iPadOS 26.6.2 build numbers

  • iOS 26.6.2: build 23G90 (up from 26.6.1’s 23G83)
  • iPadOS 26.6.2: build 23G90 (up from 26.6.1’s 23G83)

Same build number across both platforms, same fix, released on the same day.

How to download iOS 26.6.2 and iPadOS 26.6.2

The easiest route is over the air:

  1. Open Settings on your iPhone or iPad
  2. Go to General > Software Update
  3. Tap Download and Install

If you’d rather use a computer, plug your device into a Mac running macOS Catalina or later and update through Finder, or use iTunes on a PC or an older Mac. Either way, back up your device first. It only takes a few minutes and it’s the one step people skip and then regret.

If you need the standalone IPSW firmware file instead, Apple hosts these directly on its CDN and you’ll find direct links for your specific device model below. Manual installation through IPSW is mainly useful if you’re restoring a device or you’ve run into an OTA update that won’t complete.

iOS 26.6.2

iPadOS 26.6.2

Should you install it now?

Yes, especially if you’re planning to jump on iOS 27 as soon as it’s out. This is a small, targeted fix, not a feature update, so there’s nothing here that changes how your device looks or behaves day to day. But if the cellular download bug affects you and you’re away from Wi-Fi when iOS 27 drops, you’ll be glad you already have 26.6.2 installed.

If you’ve already installed the iOS 27 or iPadOS 27 beta, this update won’t show up for you. iOS 26 and iPadOS 26 will keep getting security updates for anyone who stays on them, so there’s no rush from a support standpoint. The rush here is purely about avoiding a headache next week.

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About the Author

Imran Hussain is the founder and editor of iThinkDifferent, which he launched in 2008 to cover Apple news, reviews, and how-to guides. He has spent over 15 years writing about iOS, macOS, and the wider Apple ecosystem, with a focus on hands-on guides - installing developer betas, troubleshooting, and walking through new features on his own devices. Based in Dubai, he also loves to cover photography, gaming, and the tech industry more broadly on his social media profiles.

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