Download iOS 4.2.1 (8C148a) for iPhone 3G[S]

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone2,1
iOS Version 4.2.1
Release Date 1970-01-01
Update Date 2025-03-30
Sha1sum
2787bb9fbf18594279d05682e6fd16d2b9612a2a
Sha256sum
09f3617fcf3e419e12c4a3c62f1fe0ab3909d0573a00937584124f869a7df15d
md5sum
d688d2d48c8b054367adef8e7ab4f5ea
Size 0.39 GB
FileName
iPhone2,1_4.2.1_8C148a_Restore.ipsw
Status

Download IPSW (0.39GB) Check device info
No Information About the release Notes available at this moment.

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Frequently Asked Questions

What is IPSWDL.COM?

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IPSWDL.COM is a website that provides download links for IPSW files, which are used to install or restore firmware on Apple devices. These files are sourced directly from Apple's servers.

What is an IPSW file?

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How can I use an IPSW file to restore my device?

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Where can I download IPSW files?

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What is the difference between IPSW and OTA updates?

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Can I downgrade my iOS version using an IPSW file?

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