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Download 4.3.5 (8L1) for iPhone 4 (GSM)

Version: 4.3.5
Build: 8L1
Signed: No
Size: 0.65 GB
Upload Date: 2011-07-21 23:45:59
SHA1: 7099307319c669356955e9aff11a3129d6b8d8b4
MD5: 7219c43eea7362c7a402861f71b4496e
SHA256: 54040d08602e6a9894a4671393b0c335d51bdb55a3e28a336676c5facc592349

Secure download directly from Apple’s servers

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— STEP BY STEP

Download IPSW Firmware the Simple Way

Follow these simple steps to update your device safely without losing any of your important data.

3

Turn Off Find My

Switch off Find My from settings first, since it can block the firmware update and prevent installation from starting properly.

4

Install the IPSW File

Open Finder or iTunes, choose the correct firmware file, and begin the update using the right key combination very carefully.

5

Restore Your Data

Once the installation finishes, safely restore your saved backup to bring back your apps, photos, and settings without losing anything.

1

Back Up your data

Back up your device using iCloud or iTunes before you begin, so your files and settings always stay completely safe.

2

Connect Your Device Properly

Plug your device into your computer with a reliable cable, so the connection stays steady during the entire installation process.

IPSW has become a trusted destination for anyone managing an Apple device, offering direct downloads alongside clear, practical guidance. With a growing base of users across different regions, the platform stays focused on making firmware updates simple and stress-free. The goal is straightforward: cut through the confusion and give people accurate, current information they can actually rely on.

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