iOS 8.1 (12B411)

IPSW Firmware Unsigned
Product
Device
Version
4
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Official IPSW Download

Download iOS 8.1

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This firmware is provided as a direct link to Apple's official servers. No mirroring or modification is performed.

Firmware Information

Version

iOS 8.1

Build ID

12B411

Release Date

October 20, 2014

File Size

1.94 GB

File Name

MD5 Sum

bad689b9034533fc4b0c2a0e28a1948e

SHA1 Sum

28853c4cee9c42d8d2787f53a8563d995f833ff8

About this Device

Identifier

iPhone6,1

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Need help?

Our community guide has everything you need to know about restoring firmwares.

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How to Install?

Follow these critical steps to ensure a successful firmware installation.

1

Secure Your Data

Always start by creating a full backup of your device via iCloud or a computer to ensure your personal files are safe.

2

Establish Connection

Use a high-quality MFi-certified cable to connect your device to your Mac or PC.

3

Verify Security

Temporarily disable Find My in your iCloud settings to allow the restoration process to proceed.

4

Initiate Restore

Hold Option (Mac) or Shift (PC) while clicking Restore in Finder/iTunes, then select your downloaded IPSW.

5

Finalize Setup

Once the installation completes, follow the on-screen prompts to restore your data from your backup.