iOS 17

IPSW · iOS

iOS 17.0.2 IPSW Download (21A351)

Build 21A351, released September 26, 2023 — restore images for 21 iPhones, straight from Apple's servers.

Release Build 21A351 Size 7.27 GB – 7.97 GB All iOS 17 builds →
Apple has stopped signing this build. A restore will be rejected at the final step. The files stay listed for reference. Signing status checked September 12, 2026.

Choose your iPhone

21 devices. Each row is one file on Apple's CDN.

iPhone 14 Plus
Unsigned iPhone14,8 7.81 GB
iPhone14,8_17.0.2_21A351_Restore.ipsw SHA-256 0d73f1d265e39e40680c5f0fbf69f722ee3a97327673b3d2c0c691d8f497e678
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iPhone 14
Unsigned iPhone14,7 7.81 GB
iPhone14,7_17.0.2_21A351_Restore.ipsw SHA-256 1f4465eba51c4296401786f9a0bac676f7968a571a5aaab19010535ecc2420c4
Download
iPhone 14 Pro
Unsigned iPhone15,2 7.97 GB
iPhone15,2_17.0.2_21A351_Restore.ipsw SHA-256 d43d334fc30e107be04b2cc395b61ec8e6fcd69c6eda49ccbc8a58ce94dd666c
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iPhone 14 Pro Max
Unsigned iPhone15,3 7.95 GB
iPhone15,3_17.0.2_21A351_Restore.ipsw SHA-256 ff8a327b1176f4315df81d74ff7b67d62d3b38f8df9aa037675771a63a62a4e4
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iPhone SE (3rd generation)
Unsigned iPhone14,6 7.49 GB
iPhone14,6_17.0.2_21A351_Restore.ipsw SHA-256 9bc120a742338694bcd81f05d9395017a976f08a71d3da9391c3524f41b2ba38
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iPhone 13
Unsigned iPhone14,5 7.74 GB
iPhone14,5_17.0.2_21A351_Restore.ipsw SHA-256 6550624e89e1293a754129525cd5bf0cb47208a64a93418df7157a7b09afba79
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iPhone 13 mini
Unsigned iPhone14,4 7.77 GB
iPhone14,4_17.0.2_21A351_Restore.ipsw SHA-256 63390cee15a98964a89134056cc56c3c17824d3a3274a7fd767b394fa95bcec3
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iPhone 13 Pro
Unsigned iPhone14,2 7.87 GB
iPhone14,2_17.0.2_21A351_Restore.ipsw SHA-256 7f33649130d81ed0fe9d5404603b142ea90d199a13bafa3f6a3084b775c9ea7c
Download
iPhone 13 Pro Max
Unsigned iPhone14,3 7.87 GB
iPhone14,3_17.0.2_21A351_Restore.ipsw SHA-256 c6398719169f7493cd150681cd2ae561118f42e1a0eac82865eb38d510639b88
Download
iPhone 12 mini
Unsigned iPhone13,1 7.66 GB
iPhone13,1_17.0.2_21A351_Restore.ipsw SHA-256 8bb876c7860d91da8c67bc934f0c972135a0bfcfc878cea487978cbfc6f9b4aa
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iPhone 12 Pro Max
Unsigned iPhone13,4 7.79 GB
iPhone13,4_17.0.2_21A351_Restore.ipsw SHA-256 f92fbd9682f59e3c4b206389398280050b9d8703eaeddaa9e7bf078004e7b509
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iPhone 12
Unsigned iPhone13,2 7.84 GB
iPhone13,2,iPhone13,3_17.0.2_21A351_Restore.ipsw SHA-256 c5e1d2ea3bfd6ad49e84d6ee643a056d2e1a470bfdcdb30108afe227e8c770f8
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iPhone 12 Pro
Unsigned iPhone13,3 7.84 GB
iPhone13,2,iPhone13,3_17.0.2_21A351_Restore.ipsw SHA-256 c5e1d2ea3bfd6ad49e84d6ee643a056d2e1a470bfdcdb30108afe227e8c770f8
Download
iPhone SE (2nd generation)
Unsigned iPhone12,8 7.27 GB
iPhone12,8_17.0.2_21A351_Restore.ipsw SHA-256 53684fe62506ed39c6a840639a884ca9cd90f090dc485b91f95609b8a7a6c03f
Download
iPhone 11
Unsigned iPhone12,1 7.29 GB
iPhone12,1_17.0.2_21A351_Restore.ipsw SHA-256 071697372388469251f3e16bf61483253649d27642da5864fc874a678653ee71
Download
iPhone 11 Pro
Unsigned iPhone12,3 7.44 GB
iPhone12,3,iPhone12,5_17.0.2_21A351_Restore.ipsw SHA-256 347632604bcf5aaf96bc67bf09480ad22ed84b9ee3883f4bb0fc2e86b0dfa0ac
Download
iPhone 11 Pro Max
Unsigned iPhone12,5 7.44 GB
iPhone12,3,iPhone12,5_17.0.2_21A351_Restore.ipsw SHA-256 347632604bcf5aaf96bc67bf09480ad22ed84b9ee3883f4bb0fc2e86b0dfa0ac
Download
iPhone XR
Unsigned iPhone11,8 7.41 GB
iPhone11,8_17.0.2_21A351_Restore.ipsw SHA-256 4e849f3dab8035429297d3da8cd9361b26f77944db9b76c3f019dcab195df375
Download
iPhone XS
Unsigned iPhone11,2 7.59 GB
iPhone11,2,iPhone11,4,iPhone11,6_17.0.2_21A351_Restore.ipsw SHA-256 635b5105566ecd16524092236fc2e106faf124c669a2eadd467c706111cf6362
Download
iPhone XS Max
Unsigned iPhone11,6 7.59 GB
iPhone11,2,iPhone11,4,iPhone11,6_17.0.2_21A351_Restore.ipsw SHA-256 635b5105566ecd16524092236fc2e106faf124c669a2eadd467c706111cf6362
Download
iPhone XS Max (China mainland)
Unsigned iPhone11,4 7.59 GB
iPhone11,2,iPhone11,4,iPhone11,6_17.0.2_21A351_Restore.ipsw SHA-256 635b5105566ecd16524092236fc2e106faf124c669a2eadd467c706111cf6362
Download
Version
iOS 17.0.2
Build
21A351
Released
September 26, 2023
Channel
Public release
Previous
iOS 17.0.2
Next
iOS 17.1 beta

How to install iOS 17.0.2 from the IPSW

Four steps, and the one that matters most is the first.

Back up first

A restore erases the device. Make an archived backup in Finder or the Apple Devices app — an iCloud backup taken on a newer version cannot be restored onto an older one. Our backup guide covers the difference.

Get the file for your exact model

Check Settings → General → About → Model Name, then download the IPSW for that device. The download shows the file size; compare it with the SHA-256 under Details if you want to be certain the file is intact.

Restore in Finder or Apple Devices

Connect with a cable, select the device, then hold Option (Mac) or Shift (Windows) and click Restore to choose the .ipsw. Update keeps your data but only works upward; Restore erases and is how you downgrade.

Set up or restore your backup

After the restore the device starts fresh. Restore the backup you made — only if it came from the same or an older version than the one you just installed.

Questions? Answers.

Can I restore iOS 17.0.2 today?

Not at the moment — Apple has stopped signing 21A351, so a restore will be rejected at the final step. The files remain here for reference and for signed re-releases.

Which is the right file for my device?

Match the identifier in Settings → General → About (or under the model's name here) against the one on each row. Wi-Fi and Cellular iPads share a file; different generations never do. Restoring the wrong device's IPSW simply fails — it cannot damage the device.

What does "signed" mean?

Apple's servers must approve a firmware before a device will accept it, and Apple only approves the builds it is currently shipping. A signed file can be restored today; an unsigned one is rejected at the end of the process, however you obtained it. Signing status changes without notice, usually within days of a newer release, which is why this catalogue rechecks it automatically.

Will I lose my data?

A Restore erases the device — that is what makes a downgrade possible. An Update with an IPSW keeps your data, but only when moving to a newer version. Either way, make an archived backup on a computer first; an iCloud backup taken on a newer version will not restore onto an older one.